diff --git a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/ArmTemplatesOperations.cs b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/ArmTemplatesOperations.cs
index ec387a5bacf8..427ab9587a01 100644
--- a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/ArmTemplatesOperations.cs
+++ b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/ArmTemplatesOperations.cs
@@ -281,7 +281,7 @@ internal ArmTemplatesOperations(DevTestLabsClient client)
         /// The name of the artifact source.
         /// </param>
         /// <param name='name'>
-        /// The name of the azure Resource Manager template.
+        /// The name of the azure resource manager template.
         /// </param>
         /// <param name='expand'>
         /// Specify the $expand query. Example: 'properties($select=displayName)'
diff --git a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/ArmTemplatesOperationsExtensions.cs b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/ArmTemplatesOperationsExtensions.cs
index afc94bbbd57a..1c5d84e0e999 100644
--- a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/ArmTemplatesOperationsExtensions.cs
+++ b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/ArmTemplatesOperationsExtensions.cs
@@ -90,7 +90,7 @@ public static partial class ArmTemplatesOperationsExtensions
             /// The name of the artifact source.
             /// </param>
             /// <param name='name'>
-            /// The name of the azure Resource Manager template.
+            /// The name of the azure resource manager template.
             /// </param>
             /// <param name='expand'>
             /// Specify the $expand query. Example: 'properties($select=displayName)'
@@ -116,7 +116,7 @@ public static partial class ArmTemplatesOperationsExtensions
             /// The name of the artifact source.
             /// </param>
             /// <param name='name'>
-            /// The name of the azure Resource Manager template.
+            /// The name of the azure resource manager template.
             /// </param>
             /// <param name='expand'>
             /// Specify the $expand query. Example: 'properties($select=displayName)'
diff --git a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/ArtifactSourcesOperations.cs b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/ArtifactSourcesOperations.cs
index 63061ca56f84..74a0cd199d58 100644
--- a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/ArtifactSourcesOperations.cs
+++ b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/ArtifactSourcesOperations.cs
@@ -894,7 +894,8 @@ internal ArtifactSourcesOperations(DevTestLabsClient client)
         }
 
         /// <summary>
-        /// Modify properties of artifact sources.
+        /// Allows modifying tags of artifact sources. All other properties will be
+        /// ignored.
         /// </summary>
         /// <param name='resourceGroupName'>
         /// The name of the resource group.
diff --git a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/ArtifactSourcesOperationsExtensions.cs b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/ArtifactSourcesOperationsExtensions.cs
index fe37b564812f..656cff080fe9 100644
--- a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/ArtifactSourcesOperationsExtensions.cs
+++ b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/ArtifactSourcesOperationsExtensions.cs
@@ -216,7 +216,8 @@ public static void Delete(this IArtifactSourcesOperations operations, string res
             }
 
             /// <summary>
-            /// Modify properties of artifact sources.
+            /// Allows modifying tags of artifact sources. All other properties will be
+            /// ignored.
             /// </summary>
             /// <param name='operations'>
             /// The operations group for this extension method.
@@ -239,7 +240,8 @@ public static ArtifactSource Update(this IArtifactSourcesOperations operations,
             }
 
             /// <summary>
-            /// Modify properties of artifact sources.
+            /// Allows modifying tags of artifact sources. All other properties will be
+            /// ignored.
             /// </summary>
             /// <param name='operations'>
             /// The operations group for this extension method.
diff --git a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/CustomImagesOperations.cs b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/CustomImagesOperations.cs
index 225a8c040b9a..1d44daf1cfa9 100644
--- a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/CustomImagesOperations.cs
+++ b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/CustomImagesOperations.cs
@@ -527,7 +527,8 @@ internal CustomImagesOperations(DevTestLabsClient client)
         }
 
         /// <summary>
-        /// Modify properties of custom images.
+        /// Allows modifying tags of custom images. All other properties will be
+        /// ignored.
         /// </summary>
         /// <param name='resourceGroupName'>
         /// The name of the resource group.
diff --git a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/CustomImagesOperationsExtensions.cs b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/CustomImagesOperationsExtensions.cs
index d600fc47b4d0..89ba6e65c73a 100644
--- a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/CustomImagesOperationsExtensions.cs
+++ b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/CustomImagesOperationsExtensions.cs
@@ -218,7 +218,8 @@ public static void Delete(this ICustomImagesOperations operations, string resour
             }
 
             /// <summary>
-            /// Modify properties of custom images.
+            /// Allows modifying tags of custom images. All other properties will be
+            /// ignored.
             /// </summary>
             /// <param name='operations'>
             /// The operations group for this extension method.
@@ -241,7 +242,8 @@ public static CustomImage Update(this ICustomImagesOperations operations, string
             }
 
             /// <summary>
-            /// Modify properties of custom images.
+            /// Allows modifying tags of custom images. All other properties will be
+            /// ignored.
             /// </summary>
             /// <param name='operations'>
             /// The operations group for this extension method.
diff --git a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/DisksOperations.cs b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/DisksOperations.cs
index 1f6e18917d74..f6c577fa8b20 100644
--- a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/DisksOperations.cs
+++ b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/DisksOperations.cs
@@ -551,7 +551,7 @@ internal DisksOperations(DevTestLabsClient client)
         }
 
         /// <summary>
-        /// Modify properties of disks.
+        /// Allows modifying tags of disks. All other properties will be ignored.
         /// </summary>
         /// <param name='resourceGroupName'>
         /// The name of the resource group.
diff --git a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/DisksOperationsExtensions.cs b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/DisksOperationsExtensions.cs
index f2e41ff0a3ca..e73b5edc5eb1 100644
--- a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/DisksOperationsExtensions.cs
+++ b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/DisksOperationsExtensions.cs
@@ -242,7 +242,7 @@ public static void Delete(this IDisksOperations operations, string resourceGroup
             }
 
             /// <summary>
-            /// Modify properties of disks.
+            /// Allows modifying tags of disks. All other properties will be ignored.
             /// </summary>
             /// <param name='operations'>
             /// The operations group for this extension method.
@@ -268,7 +268,7 @@ public static Disk Update(this IDisksOperations operations, string resourceGroup
             }
 
             /// <summary>
-            /// Modify properties of disks.
+            /// Allows modifying tags of disks. All other properties will be ignored.
             /// </summary>
             /// <param name='operations'>
             /// The operations group for this extension method.
diff --git a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/EnvironmentsOperations.cs b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/EnvironmentsOperations.cs
index 3febf1fb06d9..ae157778bafc 100644
--- a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/EnvironmentsOperations.cs
+++ b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/EnvironmentsOperations.cs
@@ -552,7 +552,8 @@ internal EnvironmentsOperations(DevTestLabsClient client)
         }
 
         /// <summary>
-        /// Modify properties of environments.
+        /// Allows modifying tags of environments. All other properties will be
+        /// ignored.
         /// </summary>
         /// <param name='resourceGroupName'>
         /// The name of the resource group.
diff --git a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/EnvironmentsOperationsExtensions.cs b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/EnvironmentsOperationsExtensions.cs
index 9869ea3e9494..48e770b7f71a 100644
--- a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/EnvironmentsOperationsExtensions.cs
+++ b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/EnvironmentsOperationsExtensions.cs
@@ -244,7 +244,8 @@ public static void Delete(this IEnvironmentsOperations operations, string resour
             }
 
             /// <summary>
-            /// Modify properties of environments.
+            /// Allows modifying tags of environments. All other properties will be
+            /// ignored.
             /// </summary>
             /// <param name='operations'>
             /// The operations group for this extension method.
@@ -270,7 +271,8 @@ public static DtlEnvironment Update(this IEnvironmentsOperations operations, str
             }
 
             /// <summary>
-            /// Modify properties of environments.
+            /// Allows modifying tags of environments. All other properties will be
+            /// ignored.
             /// </summary>
             /// <param name='operations'>
             /// The operations group for this extension method.
diff --git a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/FormulasOperations.cs b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/FormulasOperations.cs
index 71ca5c312cf1..7bacf476a207 100644
--- a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/FormulasOperations.cs
+++ b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/FormulasOperations.cs
@@ -473,7 +473,7 @@ internal FormulasOperations(DevTestLabsClient client)
         }
 
         /// <summary>
-        /// Create or replace an existing Formula. This operation can take a while to
+        /// Create or replace an existing formula. This operation can take a while to
         /// complete.
         /// </summary>
         /// <param name='resourceGroupName'>
@@ -686,7 +686,7 @@ internal FormulasOperations(DevTestLabsClient client)
         }
 
         /// <summary>
-        /// Modify properties of formulas.
+        /// Allows modifying tags of formulas. All other properties will be ignored.
         /// </summary>
         /// <param name='resourceGroupName'>
         /// The name of the resource group.
@@ -905,7 +905,7 @@ internal FormulasOperations(DevTestLabsClient client)
         }
 
         /// <summary>
-        /// Create or replace an existing Formula. This operation can take a while to
+        /// Create or replace an existing formula. This operation can take a while to
         /// complete.
         /// </summary>
         /// <param name='resourceGroupName'>
diff --git a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/FormulasOperationsExtensions.cs b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/FormulasOperationsExtensions.cs
index ff69f07d4986..61ccb19a739e 100644
--- a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/FormulasOperationsExtensions.cs
+++ b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/FormulasOperationsExtensions.cs
@@ -121,7 +121,7 @@ public static partial class FormulasOperationsExtensions
             }
 
             /// <summary>
-            /// Create or replace an existing Formula. This operation can take a while to
+            /// Create or replace an existing formula. This operation can take a while to
             /// complete.
             /// </summary>
             /// <param name='operations'>
@@ -145,7 +145,7 @@ public static Formula CreateOrUpdate(this IFormulasOperations operations, string
             }
 
             /// <summary>
-            /// Create or replace an existing Formula. This operation can take a while to
+            /// Create or replace an existing formula. This operation can take a while to
             /// complete.
             /// </summary>
             /// <param name='operations'>
@@ -218,7 +218,7 @@ public static void Delete(this IFormulasOperations operations, string resourceGr
             }
 
             /// <summary>
-            /// Modify properties of formulas.
+            /// Allows modifying tags of formulas. All other properties will be ignored.
             /// </summary>
             /// <param name='operations'>
             /// The operations group for this extension method.
@@ -241,7 +241,7 @@ public static Formula Update(this IFormulasOperations operations, string resourc
             }
 
             /// <summary>
-            /// Modify properties of formulas.
+            /// Allows modifying tags of formulas. All other properties will be ignored.
             /// </summary>
             /// <param name='operations'>
             /// The operations group for this extension method.
@@ -270,7 +270,7 @@ public static Formula Update(this IFormulasOperations operations, string resourc
             }
 
             /// <summary>
-            /// Create or replace an existing Formula. This operation can take a while to
+            /// Create or replace an existing formula. This operation can take a while to
             /// complete.
             /// </summary>
             /// <param name='operations'>
@@ -294,7 +294,7 @@ public static Formula BeginCreateOrUpdate(this IFormulasOperations operations, s
             }
 
             /// <summary>
-            /// Create or replace an existing Formula. This operation can take a while to
+            /// Create or replace an existing formula. This operation can take a while to
             /// complete.
             /// </summary>
             /// <param name='operations'>
diff --git a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/GlobalSchedulesOperations.cs b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/GlobalSchedulesOperations.cs
index 809227bb70c6..846c18aece35 100644
--- a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/GlobalSchedulesOperations.cs
+++ b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/GlobalSchedulesOperations.cs
@@ -1048,7 +1048,7 @@ internal GlobalSchedulesOperations(DevTestLabsClient client)
         }
 
         /// <summary>
-        /// Modify properties of schedules.
+        /// Allows modifying tags of schedules. All other properties will be ignored.
         /// </summary>
         /// <param name='resourceGroupName'>
         /// The name of the resource group.
diff --git a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/GlobalSchedulesOperationsExtensions.cs b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/GlobalSchedulesOperationsExtensions.cs
index 789917f7b6dd..279ece48ecff 100644
--- a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/GlobalSchedulesOperationsExtensions.cs
+++ b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/GlobalSchedulesOperationsExtensions.cs
@@ -226,7 +226,7 @@ public static void Delete(this IGlobalSchedulesOperations operations, string res
             }
 
             /// <summary>
-            /// Modify properties of schedules.
+            /// Allows modifying tags of schedules. All other properties will be ignored.
             /// </summary>
             /// <param name='operations'>
             /// The operations group for this extension method.
@@ -246,7 +246,7 @@ public static Schedule Update(this IGlobalSchedulesOperations operations, string
             }
 
             /// <summary>
-            /// Modify properties of schedules.
+            /// Allows modifying tags of schedules. All other properties will be ignored.
             /// </summary>
             /// <param name='operations'>
             /// The operations group for this extension method.
diff --git a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/IArmTemplatesOperations.cs b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/IArmTemplatesOperations.cs
index 824bc0c14050..dd15f1f694a2 100644
--- a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/IArmTemplatesOperations.cs
+++ b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/IArmTemplatesOperations.cs
@@ -68,7 +68,7 @@ public partial interface IArmTemplatesOperations
         /// The name of the artifact source.
         /// </param>
         /// <param name='name'>
-        /// The name of the azure Resource Manager template.
+        /// The name of the azure resource manager template.
         /// </param>
         /// <param name='expand'>
         /// Specify the $expand query. Example:
diff --git a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/IArtifactSourcesOperations.cs b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/IArtifactSourcesOperations.cs
index 466cb9703b0f..c483c2f94c99 100644
--- a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/IArtifactSourcesOperations.cs
+++ b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/IArtifactSourcesOperations.cs
@@ -141,7 +141,8 @@ public partial interface IArtifactSourcesOperations
         /// </exception>
         Task<AzureOperationResponse> DeleteWithHttpMessagesAsync(string resourceGroupName, string labName, string name, Dictionary<string, List<string>> customHeaders = null, CancellationToken cancellationToken = default(CancellationToken));
         /// <summary>
-        /// Modify properties of artifact sources.
+        /// Allows modifying tags of artifact sources. All other properties
+        /// will be ignored.
         /// </summary>
         /// <param name='resourceGroupName'>
         /// The name of the resource group.
diff --git a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/ICustomImagesOperations.cs b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/ICustomImagesOperations.cs
index fb56f74f7a86..ee2034cdebbd 100644
--- a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/ICustomImagesOperations.cs
+++ b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/ICustomImagesOperations.cs
@@ -141,7 +141,8 @@ public partial interface ICustomImagesOperations
         /// </exception>
         Task<AzureOperationResponse> DeleteWithHttpMessagesAsync(string resourceGroupName, string labName, string name, Dictionary<string, List<string>> customHeaders = null, CancellationToken cancellationToken = default(CancellationToken));
         /// <summary>
-        /// Modify properties of custom images.
+        /// Allows modifying tags of custom images. All other properties will
+        /// be ignored.
         /// </summary>
         /// <param name='resourceGroupName'>
         /// The name of the resource group.
diff --git a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/IDisksOperations.cs b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/IDisksOperations.cs
index 52f70aa1a237..990fa5589a0e 100644
--- a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/IDisksOperations.cs
+++ b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/IDisksOperations.cs
@@ -153,7 +153,8 @@ public partial interface IDisksOperations
         /// </exception>
         Task<AzureOperationResponse> DeleteWithHttpMessagesAsync(string resourceGroupName, string labName, string userName, string name, Dictionary<string, List<string>> customHeaders = null, CancellationToken cancellationToken = default(CancellationToken));
         /// <summary>
-        /// Modify properties of disks.
+        /// Allows modifying tags of disks. All other properties will be
+        /// ignored.
         /// </summary>
         /// <param name='resourceGroupName'>
         /// The name of the resource group.
diff --git a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/IEnvironmentsOperations.cs b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/IEnvironmentsOperations.cs
index 28d2384aa0bb..16d616bef854 100644
--- a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/IEnvironmentsOperations.cs
+++ b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/IEnvironmentsOperations.cs
@@ -154,7 +154,8 @@ public partial interface IEnvironmentsOperations
         /// </exception>
         Task<AzureOperationResponse> DeleteWithHttpMessagesAsync(string resourceGroupName, string labName, string userName, string name, Dictionary<string, List<string>> customHeaders = null, CancellationToken cancellationToken = default(CancellationToken));
         /// <summary>
-        /// Modify properties of environments.
+        /// Allows modifying tags of environments. All other properties will be
+        /// ignored.
         /// </summary>
         /// <param name='resourceGroupName'>
         /// The name of the resource group.
diff --git a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/IFormulasOperations.cs b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/IFormulasOperations.cs
index 48864015c4dd..9d68229a288b 100644
--- a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/IFormulasOperations.cs
+++ b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/IFormulasOperations.cs
@@ -85,7 +85,7 @@ public partial interface IFormulasOperations
         /// </exception>
         Task<AzureOperationResponse<Formula>> GetWithHttpMessagesAsync(string resourceGroupName, string labName, string name, string expand = default(string), Dictionary<string, List<string>> customHeaders = null, CancellationToken cancellationToken = default(CancellationToken));
         /// <summary>
-        /// Create or replace an existing Formula. This operation can take a
+        /// Create or replace an existing formula. This operation can take a
         /// while to complete.
         /// </summary>
         /// <param name='resourceGroupName'>
@@ -143,7 +143,8 @@ public partial interface IFormulasOperations
         /// </exception>
         Task<AzureOperationResponse> DeleteWithHttpMessagesAsync(string resourceGroupName, string labName, string name, Dictionary<string, List<string>> customHeaders = null, CancellationToken cancellationToken = default(CancellationToken));
         /// <summary>
-        /// Modify properties of formulas.
+        /// Allows modifying tags of formulas. All other properties will be
+        /// ignored.
         /// </summary>
         /// <param name='resourceGroupName'>
         /// The name of the resource group.
@@ -175,7 +176,7 @@ public partial interface IFormulasOperations
         /// </exception>
         Task<AzureOperationResponse<Formula>> UpdateWithHttpMessagesAsync(string resourceGroupName, string labName, string name, FormulaFragment formula, Dictionary<string, List<string>> customHeaders = null, CancellationToken cancellationToken = default(CancellationToken));
         /// <summary>
-        /// Create or replace an existing Formula. This operation can take a
+        /// Create or replace an existing formula. This operation can take a
         /// while to complete.
         /// </summary>
         /// <param name='resourceGroupName'>
diff --git a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/IGlobalSchedulesOperations.cs b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/IGlobalSchedulesOperations.cs
index dd2c73fc409b..27f52bed8811 100644
--- a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/IGlobalSchedulesOperations.cs
+++ b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/IGlobalSchedulesOperations.cs
@@ -150,7 +150,8 @@ public partial interface IGlobalSchedulesOperations
         /// </exception>
         Task<AzureOperationResponse> DeleteWithHttpMessagesAsync(string resourceGroupName, string name, Dictionary<string, List<string>> customHeaders = null, CancellationToken cancellationToken = default(CancellationToken));
         /// <summary>
-        /// Modify properties of schedules.
+        /// Allows modifying tags of schedules. All other properties will be
+        /// ignored.
         /// </summary>
         /// <param name='resourceGroupName'>
         /// The name of the resource group.
diff --git a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/ILabsOperations.cs b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/ILabsOperations.cs
index 5caa37c63a5e..c2718d52626c 100644
--- a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/ILabsOperations.cs
+++ b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/ILabsOperations.cs
@@ -152,7 +152,8 @@ public partial interface ILabsOperations
         /// </exception>
         Task<AzureOperationResponse> DeleteWithHttpMessagesAsync(string resourceGroupName, string name, Dictionary<string, List<string>> customHeaders = null, CancellationToken cancellationToken = default(CancellationToken));
         /// <summary>
-        /// Modify properties of labs.
+        /// Allows modifying tags of labs. All other properties will be
+        /// ignored.
         /// </summary>
         /// <param name='resourceGroupName'>
         /// The name of the resource group.
diff --git a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/INotificationChannelsOperations.cs b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/INotificationChannelsOperations.cs
index b4b8dc3d17de..7c51739d1d5a 100644
--- a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/INotificationChannelsOperations.cs
+++ b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/INotificationChannelsOperations.cs
@@ -25,7 +25,7 @@ namespace Microsoft.Azure.Management.DevTestLabs
     public partial interface INotificationChannelsOperations
     {
         /// <summary>
-        /// List notificationchannels in a given lab.
+        /// List notification channels in a given lab.
         /// </summary>
         /// <param name='resourceGroupName'>
         /// The name of the resource group.
@@ -53,7 +53,7 @@ public partial interface INotificationChannelsOperations
         /// </exception>
         Task<AzureOperationResponse<IPage<NotificationChannel>>> ListWithHttpMessagesAsync(string resourceGroupName, string labName, ODataQuery<NotificationChannel> odataQuery = default(ODataQuery<NotificationChannel>), Dictionary<string, List<string>> customHeaders = null, CancellationToken cancellationToken = default(CancellationToken));
         /// <summary>
-        /// Get notificationchannel.
+        /// Get notification channel.
         /// </summary>
         /// <param name='resourceGroupName'>
         /// The name of the resource group.
@@ -62,7 +62,7 @@ public partial interface INotificationChannelsOperations
         /// The name of the lab.
         /// </param>
         /// <param name='name'>
-        /// The name of the notificationChannel.
+        /// The name of the notification channel.
         /// </param>
         /// <param name='expand'>
         /// Specify the $expand query. Example:
@@ -85,7 +85,7 @@ public partial interface INotificationChannelsOperations
         /// </exception>
         Task<AzureOperationResponse<NotificationChannel>> GetWithHttpMessagesAsync(string resourceGroupName, string labName, string name, string expand = default(string), Dictionary<string, List<string>> customHeaders = null, CancellationToken cancellationToken = default(CancellationToken));
         /// <summary>
-        /// Create or replace an existing notificationChannel.
+        /// Create or replace an existing notification channel.
         /// </summary>
         /// <param name='resourceGroupName'>
         /// The name of the resource group.
@@ -94,7 +94,7 @@ public partial interface INotificationChannelsOperations
         /// The name of the lab.
         /// </param>
         /// <param name='name'>
-        /// The name of the notificationChannel.
+        /// The name of the notification channel.
         /// </param>
         /// <param name='notificationChannel'>
         /// A notification.
@@ -116,7 +116,7 @@ public partial interface INotificationChannelsOperations
         /// </exception>
         Task<AzureOperationResponse<NotificationChannel>> CreateOrUpdateWithHttpMessagesAsync(string resourceGroupName, string labName, string name, NotificationChannel notificationChannel, Dictionary<string, List<string>> customHeaders = null, CancellationToken cancellationToken = default(CancellationToken));
         /// <summary>
-        /// Delete notificationchannel.
+        /// Delete notification channel.
         /// </summary>
         /// <param name='resourceGroupName'>
         /// The name of the resource group.
@@ -125,7 +125,7 @@ public partial interface INotificationChannelsOperations
         /// The name of the lab.
         /// </param>
         /// <param name='name'>
-        /// The name of the notificationChannel.
+        /// The name of the notification channel.
         /// </param>
         /// <param name='customHeaders'>
         /// The headers that will be added to request.
@@ -141,7 +141,8 @@ public partial interface INotificationChannelsOperations
         /// </exception>
         Task<AzureOperationResponse> DeleteWithHttpMessagesAsync(string resourceGroupName, string labName, string name, Dictionary<string, List<string>> customHeaders = null, CancellationToken cancellationToken = default(CancellationToken));
         /// <summary>
-        /// Modify properties of notificationchannels.
+        /// Allows modifying tags of notification channels. All other
+        /// properties will be ignored.
         /// </summary>
         /// <param name='resourceGroupName'>
         /// The name of the resource group.
@@ -150,7 +151,7 @@ public partial interface INotificationChannelsOperations
         /// The name of the lab.
         /// </param>
         /// <param name='name'>
-        /// The name of the notificationChannel.
+        /// The name of the notification channel.
         /// </param>
         /// <param name='notificationChannel'>
         /// A notification.
@@ -181,7 +182,7 @@ public partial interface INotificationChannelsOperations
         /// The name of the lab.
         /// </param>
         /// <param name='name'>
-        /// The name of the notificationChannel.
+        /// The name of the notification channel.
         /// </param>
         /// <param name='notifyParameters'>
         /// Properties for generating a Notification.
@@ -200,7 +201,7 @@ public partial interface INotificationChannelsOperations
         /// </exception>
         Task<AzureOperationResponse> NotifyWithHttpMessagesAsync(string resourceGroupName, string labName, string name, NotifyParameters notifyParameters, Dictionary<string, List<string>> customHeaders = null, CancellationToken cancellationToken = default(CancellationToken));
         /// <summary>
-        /// List notificationchannels in a given lab.
+        /// List notification channels in a given lab.
         /// </summary>
         /// <param name='nextPageLink'>
         /// The NextLink from the previous successful call to List operation.
diff --git a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/IPoliciesOperations.cs b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/IPoliciesOperations.cs
index 49cc0746565d..b7d050f5857a 100644
--- a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/IPoliciesOperations.cs
+++ b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/IPoliciesOperations.cs
@@ -153,7 +153,8 @@ public partial interface IPoliciesOperations
         /// </exception>
         Task<AzureOperationResponse> DeleteWithHttpMessagesAsync(string resourceGroupName, string labName, string policySetName, string name, Dictionary<string, List<string>> customHeaders = null, CancellationToken cancellationToken = default(CancellationToken));
         /// <summary>
-        /// Modify properties of policies.
+        /// Allows modifying tags of policies. All other properties will be
+        /// ignored.
         /// </summary>
         /// <param name='resourceGroupName'>
         /// The name of the resource group.
diff --git a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/ISchedulesOperations.cs b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/ISchedulesOperations.cs
index 00111fe801a7..3b082e36af86 100644
--- a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/ISchedulesOperations.cs
+++ b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/ISchedulesOperations.cs
@@ -140,7 +140,8 @@ public partial interface ISchedulesOperations
         /// </exception>
         Task<AzureOperationResponse> DeleteWithHttpMessagesAsync(string resourceGroupName, string labName, string name, Dictionary<string, List<string>> customHeaders = null, CancellationToken cancellationToken = default(CancellationToken));
         /// <summary>
-        /// Modify properties of schedules.
+        /// Allows modifying tags of schedules. All other properties will be
+        /// ignored.
         /// </summary>
         /// <param name='resourceGroupName'>
         /// The name of the resource group.
diff --git a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/ISecretsOperations.cs b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/ISecretsOperations.cs
index ca5de78577c7..63c2bbe61154 100644
--- a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/ISecretsOperations.cs
+++ b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/ISecretsOperations.cs
@@ -153,7 +153,8 @@ public partial interface ISecretsOperations
         /// </exception>
         Task<AzureOperationResponse> DeleteWithHttpMessagesAsync(string resourceGroupName, string labName, string userName, string name, Dictionary<string, List<string>> customHeaders = null, CancellationToken cancellationToken = default(CancellationToken));
         /// <summary>
-        /// Modify properties of secrets.
+        /// Allows modifying tags of secrets. All other properties will be
+        /// ignored.
         /// </summary>
         /// <param name='resourceGroupName'>
         /// The name of the resource group.
diff --git a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/IServiceFabricSchedulesOperations.cs b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/IServiceFabricSchedulesOperations.cs
index 9f3da080eeca..c71c1323aa9f 100644
--- a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/IServiceFabricSchedulesOperations.cs
+++ b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/IServiceFabricSchedulesOperations.cs
@@ -37,7 +37,7 @@ public partial interface IServiceFabricSchedulesOperations
         /// The name of the user profile.
         /// </param>
         /// <param name='serviceFabricName'>
-        /// The name of the service Fabric.
+        /// The name of the service fabric.
         /// </param>
         /// <param name='odataQuery'>
         /// OData parameters to apply to the operation.
@@ -71,7 +71,7 @@ public partial interface IServiceFabricSchedulesOperations
         /// The name of the user profile.
         /// </param>
         /// <param name='serviceFabricName'>
-        /// The name of the service Fabric.
+        /// The name of the service fabric.
         /// </param>
         /// <param name='name'>
         /// The name of the schedule.
@@ -108,7 +108,7 @@ public partial interface IServiceFabricSchedulesOperations
         /// The name of the user profile.
         /// </param>
         /// <param name='serviceFabricName'>
-        /// The name of the service Fabric.
+        /// The name of the service fabric.
         /// </param>
         /// <param name='name'>
         /// The name of the schedule.
@@ -145,7 +145,7 @@ public partial interface IServiceFabricSchedulesOperations
         /// The name of the user profile.
         /// </param>
         /// <param name='serviceFabricName'>
-        /// The name of the service Fabric.
+        /// The name of the service fabric.
         /// </param>
         /// <param name='name'>
         /// The name of the schedule.
@@ -164,7 +164,8 @@ public partial interface IServiceFabricSchedulesOperations
         /// </exception>
         Task<AzureOperationResponse> DeleteWithHttpMessagesAsync(string resourceGroupName, string labName, string userName, string serviceFabricName, string name, Dictionary<string, List<string>> customHeaders = null, CancellationToken cancellationToken = default(CancellationToken));
         /// <summary>
-        /// Modify properties of schedules.
+        /// Allows modifying tags of schedules. All other properties will be
+        /// ignored.
         /// </summary>
         /// <param name='resourceGroupName'>
         /// The name of the resource group.
@@ -176,7 +177,7 @@ public partial interface IServiceFabricSchedulesOperations
         /// The name of the user profile.
         /// </param>
         /// <param name='serviceFabricName'>
-        /// The name of the service Fabric.
+        /// The name of the service fabric.
         /// </param>
         /// <param name='name'>
         /// The name of the schedule.
@@ -213,7 +214,7 @@ public partial interface IServiceFabricSchedulesOperations
         /// The name of the user profile.
         /// </param>
         /// <param name='serviceFabricName'>
-        /// The name of the service Fabric.
+        /// The name of the service fabric.
         /// </param>
         /// <param name='name'>
         /// The name of the schedule.
@@ -244,7 +245,7 @@ public partial interface IServiceFabricSchedulesOperations
         /// The name of the user profile.
         /// </param>
         /// <param name='serviceFabricName'>
-        /// The name of the service Fabric.
+        /// The name of the service fabric.
         /// </param>
         /// <param name='name'>
         /// The name of the schedule.
diff --git a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/IServiceFabricsOperations.cs b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/IServiceFabricsOperations.cs
index 01b54afaa2d9..5a0a1b8d1761 100644
--- a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/IServiceFabricsOperations.cs
+++ b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/IServiceFabricsOperations.cs
@@ -68,7 +68,7 @@ public partial interface IServiceFabricsOperations
         /// The name of the user profile.
         /// </param>
         /// <param name='name'>
-        /// The name of the service Fabric.
+        /// The name of the service fabric.
         /// </param>
         /// <param name='expand'>
         /// Specify the $expand query. Example:
@@ -91,7 +91,7 @@ public partial interface IServiceFabricsOperations
         /// </exception>
         Task<AzureOperationResponse<ServiceFabric>> GetWithHttpMessagesAsync(string resourceGroupName, string labName, string userName, string name, string expand = default(string), Dictionary<string, List<string>> customHeaders = null, CancellationToken cancellationToken = default(CancellationToken));
         /// <summary>
-        /// Create or replace an existing Service Fabric. This operation can
+        /// Create or replace an existing service fabric. This operation can
         /// take a while to complete.
         /// </summary>
         /// <param name='resourceGroupName'>
@@ -104,7 +104,7 @@ public partial interface IServiceFabricsOperations
         /// The name of the user profile.
         /// </param>
         /// <param name='name'>
-        /// The name of the service Fabric.
+        /// The name of the service fabric.
         /// </param>
         /// <param name='serviceFabric'>
         /// A Service Fabric.
@@ -138,7 +138,7 @@ public partial interface IServiceFabricsOperations
         /// The name of the user profile.
         /// </param>
         /// <param name='name'>
-        /// The name of the service Fabric.
+        /// The name of the service fabric.
         /// </param>
         /// <param name='customHeaders'>
         /// The headers that will be added to request.
@@ -154,7 +154,8 @@ public partial interface IServiceFabricsOperations
         /// </exception>
         Task<AzureOperationResponse> DeleteWithHttpMessagesAsync(string resourceGroupName, string labName, string userName, string name, Dictionary<string, List<string>> customHeaders = null, CancellationToken cancellationToken = default(CancellationToken));
         /// <summary>
-        /// Modify properties of service fabrics.
+        /// Allows modifying tags of service fabrics. All other properties will
+        /// be ignored.
         /// </summary>
         /// <param name='resourceGroupName'>
         /// The name of the resource group.
@@ -166,7 +167,7 @@ public partial interface IServiceFabricsOperations
         /// The name of the user profile.
         /// </param>
         /// <param name='name'>
-        /// The name of the service Fabric.
+        /// The name of the service fabric.
         /// </param>
         /// <param name='serviceFabric'>
         /// A Service Fabric.
@@ -200,7 +201,7 @@ public partial interface IServiceFabricsOperations
         /// The name of the user profile.
         /// </param>
         /// <param name='name'>
-        /// The name of the service Fabric.
+        /// The name of the service fabric.
         /// </param>
         /// <param name='customHeaders'>
         /// The headers that will be added to request.
@@ -232,7 +233,7 @@ public partial interface IServiceFabricsOperations
         /// The name of the user profile.
         /// </param>
         /// <param name='name'>
-        /// The name of the service Fabric.
+        /// The name of the service fabric.
         /// </param>
         /// <param name='customHeaders'>
         /// The headers that will be added to request.
@@ -260,7 +261,7 @@ public partial interface IServiceFabricsOperations
         /// The name of the user profile.
         /// </param>
         /// <param name='name'>
-        /// The name of the service Fabric.
+        /// The name of the service fabric.
         /// </param>
         /// <param name='customHeaders'>
         /// The headers that will be added to request.
@@ -276,7 +277,7 @@ public partial interface IServiceFabricsOperations
         /// </exception>
         Task<AzureOperationResponse> StopWithHttpMessagesAsync(string resourceGroupName, string labName, string userName, string name, Dictionary<string, List<string>> customHeaders = null, CancellationToken cancellationToken = default(CancellationToken));
         /// <summary>
-        /// Create or replace an existing Service Fabric. This operation can
+        /// Create or replace an existing service fabric. This operation can
         /// take a while to complete.
         /// </summary>
         /// <param name='resourceGroupName'>
@@ -289,7 +290,7 @@ public partial interface IServiceFabricsOperations
         /// The name of the user profile.
         /// </param>
         /// <param name='name'>
-        /// The name of the service Fabric.
+        /// The name of the service fabric.
         /// </param>
         /// <param name='serviceFabric'>
         /// A Service Fabric.
@@ -323,7 +324,7 @@ public partial interface IServiceFabricsOperations
         /// The name of the user profile.
         /// </param>
         /// <param name='name'>
-        /// The name of the service Fabric.
+        /// The name of the service fabric.
         /// </param>
         /// <param name='customHeaders'>
         /// The headers that will be added to request.
@@ -352,7 +353,7 @@ public partial interface IServiceFabricsOperations
         /// The name of the user profile.
         /// </param>
         /// <param name='name'>
-        /// The name of the service Fabric.
+        /// The name of the service fabric.
         /// </param>
         /// <param name='customHeaders'>
         /// The headers that will be added to request.
@@ -380,7 +381,7 @@ public partial interface IServiceFabricsOperations
         /// The name of the user profile.
         /// </param>
         /// <param name='name'>
-        /// The name of the service Fabric.
+        /// The name of the service fabric.
         /// </param>
         /// <param name='customHeaders'>
         /// The headers that will be added to request.
diff --git a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/IServiceRunnersOperations.cs b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/IServiceRunnersOperations.cs
index c05412a2c44d..e0ebee73aa8c 100644
--- a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/IServiceRunnersOperations.cs
+++ b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/IServiceRunnersOperations.cs
@@ -12,7 +12,6 @@ namespace Microsoft.Azure.Management.DevTestLabs
 {
     using Microsoft.Rest;
     using Microsoft.Rest.Azure;
-    using Microsoft.Rest.Azure.OData;
     using Models;
     using System.Collections;
     using System.Collections.Generic;
@@ -24,34 +23,6 @@ namespace Microsoft.Azure.Management.DevTestLabs
     /// </summary>
     public partial interface IServiceRunnersOperations
     {
-        /// <summary>
-        /// List service runners in a given lab.
-        /// </summary>
-        /// <param name='resourceGroupName'>
-        /// The name of the resource group.
-        /// </param>
-        /// <param name='labName'>
-        /// The name of the lab.
-        /// </param>
-        /// <param name='odataQuery'>
-        /// OData parameters to apply to the operation.
-        /// </param>
-        /// <param name='customHeaders'>
-        /// The headers that will be added to request.
-        /// </param>
-        /// <param name='cancellationToken'>
-        /// The cancellation token.
-        /// </param>
-        /// <exception cref="Microsoft.Rest.Azure.CloudException">
-        /// Thrown when the operation returned an invalid status code
-        /// </exception>
-        /// <exception cref="Microsoft.Rest.SerializationException">
-        /// Thrown when unable to deserialize the response
-        /// </exception>
-        /// <exception cref="Microsoft.Rest.ValidationException">
-        /// Thrown when a required parameter is null
-        /// </exception>
-        Task<AzureOperationResponse<IPage<ServiceRunner>>> ListWithHttpMessagesAsync(string resourceGroupName, string labName, ODataQuery<ServiceRunner> odataQuery = default(ODataQuery<ServiceRunner>), Dictionary<string, List<string>> customHeaders = null, CancellationToken cancellationToken = default(CancellationToken));
         /// <summary>
         /// Get service runner.
         /// </summary>
@@ -81,7 +52,7 @@ public partial interface IServiceRunnersOperations
         /// </exception>
         Task<AzureOperationResponse<ServiceRunner>> GetWithHttpMessagesAsync(string resourceGroupName, string labName, string name, Dictionary<string, List<string>> customHeaders = null, CancellationToken cancellationToken = default(CancellationToken));
         /// <summary>
-        /// Create or replace an existing Service runner.
+        /// Create or replace an existing service runner.
         /// </summary>
         /// <param name='resourceGroupName'>
         /// The name of the resource group.
@@ -136,27 +107,5 @@ public partial interface IServiceRunnersOperations
         /// Thrown when a required parameter is null
         /// </exception>
         Task<AzureOperationResponse> DeleteWithHttpMessagesAsync(string resourceGroupName, string labName, string name, Dictionary<string, List<string>> customHeaders = null, CancellationToken cancellationToken = default(CancellationToken));
-        /// <summary>
-        /// List service runners in a given lab.
-        /// </summary>
-        /// <param name='nextPageLink'>
-        /// The NextLink from the previous successful call to List operation.
-        /// </param>
-        /// <param name='customHeaders'>
-        /// The headers that will be added to request.
-        /// </param>
-        /// <param name='cancellationToken'>
-        /// The cancellation token.
-        /// </param>
-        /// <exception cref="Microsoft.Rest.Azure.CloudException">
-        /// Thrown when the operation returned an invalid status code
-        /// </exception>
-        /// <exception cref="Microsoft.Rest.SerializationException">
-        /// Thrown when unable to deserialize the response
-        /// </exception>
-        /// <exception cref="Microsoft.Rest.ValidationException">
-        /// Thrown when a required parameter is null
-        /// </exception>
-        Task<AzureOperationResponse<IPage<ServiceRunner>>> ListNextWithHttpMessagesAsync(string nextPageLink, Dictionary<string, List<string>> customHeaders = null, CancellationToken cancellationToken = default(CancellationToken));
     }
 }
diff --git a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/IUsersOperations.cs b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/IUsersOperations.cs
index 376f9a3b7e26..efc4357dfe43 100644
--- a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/IUsersOperations.cs
+++ b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/IUsersOperations.cs
@@ -141,7 +141,8 @@ public partial interface IUsersOperations
         /// </exception>
         Task<AzureOperationResponse> DeleteWithHttpMessagesAsync(string resourceGroupName, string labName, string name, Dictionary<string, List<string>> customHeaders = null, CancellationToken cancellationToken = default(CancellationToken));
         /// <summary>
-        /// Modify properties of user profiles.
+        /// Allows modifying tags of user profiles. All other properties will
+        /// be ignored.
         /// </summary>
         /// <param name='resourceGroupName'>
         /// The name of the resource group.
diff --git a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/IVirtualMachineSchedulesOperations.cs b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/IVirtualMachineSchedulesOperations.cs
index 8976e2e36d0b..33ee3891d187 100644
--- a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/IVirtualMachineSchedulesOperations.cs
+++ b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/IVirtualMachineSchedulesOperations.cs
@@ -152,7 +152,8 @@ public partial interface IVirtualMachineSchedulesOperations
         /// </exception>
         Task<AzureOperationResponse> DeleteWithHttpMessagesAsync(string resourceGroupName, string labName, string virtualMachineName, string name, Dictionary<string, List<string>> customHeaders = null, CancellationToken cancellationToken = default(CancellationToken));
         /// <summary>
-        /// Modify properties of schedules.
+        /// Allows modifying tags of schedules. All other properties will be
+        /// ignored.
         /// </summary>
         /// <param name='resourceGroupName'>
         /// The name of the resource group.
diff --git a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/IVirtualMachinesOperations.cs b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/IVirtualMachinesOperations.cs
index 495a0cbcbbe6..305df2ed81b9 100644
--- a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/IVirtualMachinesOperations.cs
+++ b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/IVirtualMachinesOperations.cs
@@ -85,7 +85,7 @@ public partial interface IVirtualMachinesOperations
         /// </exception>
         Task<AzureOperationResponse<LabVirtualMachine>> GetWithHttpMessagesAsync(string resourceGroupName, string labName, string name, string expand = default(string), Dictionary<string, List<string>> customHeaders = null, CancellationToken cancellationToken = default(CancellationToken));
         /// <summary>
-        /// Create or replace an existing Virtual machine. This operation can
+        /// Create or replace an existing virtual machine. This operation can
         /// take a while to complete.
         /// </summary>
         /// <param name='resourceGroupName'>
@@ -143,7 +143,8 @@ public partial interface IVirtualMachinesOperations
         /// </exception>
         Task<AzureOperationResponse> DeleteWithHttpMessagesAsync(string resourceGroupName, string labName, string name, Dictionary<string, List<string>> customHeaders = null, CancellationToken cancellationToken = default(CancellationToken));
         /// <summary>
-        /// Modify properties of virtual machines.
+        /// Allows modifying tags of virtual machines. All other properties
+        /// will be ignored.
         /// </summary>
         /// <param name='resourceGroupName'>
         /// The name of the resource group.
@@ -530,7 +531,7 @@ public partial interface IVirtualMachinesOperations
         /// </exception>
         Task<AzureOperationResponse> UnClaimWithHttpMessagesAsync(string resourceGroupName, string labName, string name, Dictionary<string, List<string>> customHeaders = null, CancellationToken cancellationToken = default(CancellationToken));
         /// <summary>
-        /// Create or replace an existing Virtual machine. This operation can
+        /// Create or replace an existing virtual machine. This operation can
         /// take a while to complete.
         /// </summary>
         /// <param name='resourceGroupName'>
diff --git a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/IVirtualNetworksOperations.cs b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/IVirtualNetworksOperations.cs
index 8a24a0dd1996..40d4d83900c7 100644
--- a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/IVirtualNetworksOperations.cs
+++ b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/IVirtualNetworksOperations.cs
@@ -143,7 +143,8 @@ public partial interface IVirtualNetworksOperations
         /// </exception>
         Task<AzureOperationResponse> DeleteWithHttpMessagesAsync(string resourceGroupName, string labName, string name, Dictionary<string, List<string>> customHeaders = null, CancellationToken cancellationToken = default(CancellationToken));
         /// <summary>
-        /// Modify properties of virtual networks.
+        /// Allows modifying tags of virtual networks. All other properties
+        /// will be ignored.
         /// </summary>
         /// <param name='resourceGroupName'>
         /// The name of the resource group.
diff --git a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/LabsOperations.cs b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/LabsOperations.cs
index 6eae66d5ed00..618d4ff25b53 100644
--- a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/LabsOperations.cs
+++ b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/LabsOperations.cs
@@ -694,7 +694,7 @@ internal LabsOperations(DevTestLabsClient client)
         }
 
         /// <summary>
-        /// Modify properties of labs.
+        /// Allows modifying tags of labs. All other properties will be ignored.
         /// </summary>
         /// <param name='resourceGroupName'>
         /// The name of the resource group.
diff --git a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/LabsOperationsExtensions.cs b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/LabsOperationsExtensions.cs
index b3a79f39d9f2..1e5ed80a9830 100644
--- a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/LabsOperationsExtensions.cs
+++ b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/LabsOperationsExtensions.cs
@@ -230,7 +230,7 @@ public static void Delete(this ILabsOperations operations, string resourceGroupN
             }
 
             /// <summary>
-            /// Modify properties of labs.
+            /// Allows modifying tags of labs. All other properties will be ignored.
             /// </summary>
             /// <param name='operations'>
             /// The operations group for this extension method.
@@ -250,7 +250,7 @@ public static Lab Update(this ILabsOperations operations, string resourceGroupNa
             }
 
             /// <summary>
-            /// Modify properties of labs.
+            /// Allows modifying tags of labs. All other properties will be ignored.
             /// </summary>
             /// <param name='operations'>
             /// The operations group for this extension method.
diff --git a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/Models/AttachNewDataDiskOptions.cs b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/Models/AttachNewDataDiskOptions.cs
index f2e0d234a8b7..19005a71e11c 100644
--- a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/Models/AttachNewDataDiskOptions.cs
+++ b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/Models/AttachNewDataDiskOptions.cs
@@ -33,8 +33,8 @@ public AttachNewDataDiskOptions()
         /// GibiBytes.</param>
         /// <param name="diskName">The name of the disk to be attached.</param>
         /// <param name="diskType">The storage type for the disk (i.e.
-        /// Standard, Premium). Possible values include: 'Standard',
-        /// 'Premium'</param>
+        /// Standard, Premium). Possible values include: 'Standard', 'Premium',
+        /// 'StandardSSD'</param>
         public AttachNewDataDiskOptions(int? diskSizeGiB = default(int?), string diskName = default(string), string diskType = default(string))
         {
             DiskSizeGiB = diskSizeGiB;
@@ -62,7 +62,8 @@ public AttachNewDataDiskOptions()
 
         /// <summary>
         /// Gets or sets the storage type for the disk (i.e. Standard,
-        /// Premium). Possible values include: 'Standard', 'Premium'
+        /// Premium). Possible values include: 'Standard', 'Premium',
+        /// 'StandardSSD'
         /// </summary>
         [JsonProperty(PropertyName = "diskType")]
         public string DiskType { get; set; }
diff --git a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/Models/AttachNewDataDiskOptionsFragment.cs b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/Models/AttachNewDataDiskOptionsFragment.cs
index 33926cf4fa1e..c53c7e89b5a6 100644
--- a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/Models/AttachNewDataDiskOptionsFragment.cs
+++ b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/Models/AttachNewDataDiskOptionsFragment.cs
@@ -35,8 +35,8 @@ public AttachNewDataDiskOptionsFragment()
         /// GibiBytes.</param>
         /// <param name="diskName">The name of the disk to be attached.</param>
         /// <param name="diskType">The storage type for the disk (i.e.
-        /// Standard, Premium). Possible values include: 'Standard',
-        /// 'Premium'</param>
+        /// Standard, Premium). Possible values include: 'Standard', 'Premium',
+        /// 'StandardSSD'</param>
         public AttachNewDataDiskOptionsFragment(int? diskSizeGiB = default(int?), string diskName = default(string), string diskType = default(string))
         {
             DiskSizeGiB = diskSizeGiB;
@@ -64,7 +64,8 @@ public AttachNewDataDiskOptionsFragment()
 
         /// <summary>
         /// Gets or sets the storage type for the disk (i.e. Standard,
-        /// Premium). Possible values include: 'Standard', 'Premium'
+        /// Premium). Possible values include: 'Standard', 'Premium',
+        /// 'StandardSSD'
         /// </summary>
         [JsonProperty(PropertyName = "diskType")]
         public string DiskType { get; set; }
diff --git a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/Models/DataDiskStorageTypeInfo.cs b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/Models/DataDiskStorageTypeInfo.cs
index 71d238bd6573..1eb0a385b1fb 100644
--- a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/Models/DataDiskStorageTypeInfo.cs
+++ b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/Models/DataDiskStorageTypeInfo.cs
@@ -31,7 +31,7 @@ public DataDiskStorageTypeInfo()
         /// </summary>
         /// <param name="lun">Disk Lun</param>
         /// <param name="storageType">Disk Storage Type. Possible values
-        /// include: 'Standard', 'Premium'</param>
+        /// include: 'Standard', 'Premium', 'StandardSSD'</param>
         public DataDiskStorageTypeInfo(string lun = default(string), string storageType = default(string))
         {
             Lun = lun;
@@ -52,7 +52,7 @@ public DataDiskStorageTypeInfo()
 
         /// <summary>
         /// Gets or sets disk Storage Type. Possible values include:
-        /// 'Standard', 'Premium'
+        /// 'Standard', 'Premium', 'StandardSSD'
         /// </summary>
         [JsonProperty(PropertyName = "storageType")]
         public string StorageType { get; set; }
diff --git a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/Models/DataDiskStorageTypeInfoFragment.cs b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/Models/DataDiskStorageTypeInfoFragment.cs
index e5bf351eb416..db52e4b72238 100644
--- a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/Models/DataDiskStorageTypeInfoFragment.cs
+++ b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/Models/DataDiskStorageTypeInfoFragment.cs
@@ -33,7 +33,7 @@ public DataDiskStorageTypeInfoFragment()
         /// </summary>
         /// <param name="lun">Disk Lun</param>
         /// <param name="storageType">Disk Storage Type. Possible values
-        /// include: 'Standard', 'Premium'</param>
+        /// include: 'Standard', 'Premium', 'StandardSSD'</param>
         public DataDiskStorageTypeInfoFragment(string lun = default(string), string storageType = default(string))
         {
             Lun = lun;
@@ -54,7 +54,7 @@ public DataDiskStorageTypeInfoFragment()
 
         /// <summary>
         /// Gets or sets disk Storage Type. Possible values include:
-        /// 'Standard', 'Premium'
+        /// 'Standard', 'Premium', 'StandardSSD'
         /// </summary>
         [JsonProperty(PropertyName = "storageType")]
         public string StorageType { get; set; }
diff --git a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/Models/Disk.cs b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/Models/Disk.cs
index 0402b2481089..e4f326f2b3a8 100644
--- a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/Models/Disk.cs
+++ b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/Models/Disk.cs
@@ -40,8 +40,8 @@ public Disk()
         /// <param name="location">The location of the resource.</param>
         /// <param name="tags">The tags of the resource.</param>
         /// <param name="diskType">The storage type for the disk (i.e.
-        /// Standard, Premium). Possible values include: 'Standard',
-        /// 'Premium'</param>
+        /// Standard, Premium). Possible values include: 'Standard', 'Premium',
+        /// 'StandardSSD'</param>
         /// <param name="diskSizeGiB">The size of the disk in
         /// GibiBytes.</param>
         /// <param name="leasedByLabVmId">The resource ID of the VM to which
@@ -82,7 +82,8 @@ public Disk()
 
         /// <summary>
         /// Gets or sets the storage type for the disk (i.e. Standard,
-        /// Premium). Possible values include: 'Standard', 'Premium'
+        /// Premium). Possible values include: 'Standard', 'Premium',
+        /// 'StandardSSD'
         /// </summary>
         [JsonProperty(PropertyName = "properties.diskType")]
         public string DiskType { get; set; }
diff --git a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/Models/DiskFragment.cs b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/Models/DiskFragment.cs
index ba04894b7820..2f32c81248d8 100644
--- a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/Models/DiskFragment.cs
+++ b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/Models/DiskFragment.cs
@@ -36,8 +36,8 @@ public DiskFragment()
         /// </summary>
         /// <param name="tags">The tags of the resource.</param>
         /// <param name="diskType">The storage type for the disk (i.e.
-        /// Standard, Premium). Possible values include: 'Standard',
-        /// 'Premium'</param>
+        /// Standard, Premium). Possible values include: 'Standard', 'Premium',
+        /// 'StandardSSD'</param>
         /// <param name="diskSizeGiB">The size of the disk in
         /// GibiBytes.</param>
         /// <param name="leasedByLabVmId">The resource ID of the VM to which
@@ -70,7 +70,8 @@ public DiskFragment()
 
         /// <summary>
         /// Gets or sets the storage type for the disk (i.e. Standard,
-        /// Premium). Possible values include: 'Standard', 'Premium'
+        /// Premium). Possible values include: 'Standard', 'Premium',
+        /// 'StandardSSD'
         /// </summary>
         [JsonProperty(PropertyName = "properties.diskType")]
         public string DiskType { get; set; }
diff --git a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/Models/GenerateUploadUriResponse.cs b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/Models/GenerateUploadUriResponse.cs
index 89138998bb1f..7e4415cb68d8 100644
--- a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/Models/GenerateUploadUriResponse.cs
+++ b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/Models/GenerateUploadUriResponse.cs
@@ -14,7 +14,7 @@ namespace Microsoft.Azure.Management.DevTestLabs.Models
     using System.Linq;
 
     /// <summary>
-    /// Reponse body for generating an upload URI.
+    /// Response body for generating an upload URI.
     /// </summary>
     public partial class GenerateUploadUriResponse
     {
diff --git a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/Models/Lab.cs b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/Models/Lab.cs
index 59638a9abbf3..e9825f8177a5 100644
--- a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/Models/Lab.cs
+++ b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/Models/Lab.cs
@@ -50,7 +50,7 @@ public Lab()
         /// <param name="vaultName">The lab's Key vault.</param>
         /// <param name="labStorageType">Type of storage used by the lab. It
         /// can be either Premium or Standard. Default is Premium. Possible
-        /// values include: 'Standard', 'Premium'</param>
+        /// values include: 'Standard', 'Premium', 'StandardSSD'</param>
         /// <param name="mandatoryArtifactsResourceIdsLinux">The ordered list
         /// of artifact resource IDs that should be applied on all Linux VM
         /// creations by default, prior to the artifacts specified by the
@@ -74,7 +74,8 @@ public Lab()
         /// <param name="support">The properties of any lab support message
         /// associated with this lab</param>
         /// <param name="vmCreationResourceGroup">The resource group in which
-        /// lab virtual machines will be created in.</param>
+        /// all new lab virtual machines will be created. To let DevTest Labs
+        /// manage resource group creation, set this value to null.</param>
         /// <param name="publicIpId">The public IP address for the lab's load
         /// balancer.</param>
         /// <param name="loadBalancerId">The load balancer used to for lab VMs
@@ -152,7 +153,7 @@ public Lab()
         /// <summary>
         /// Gets or sets type of storage used by the lab. It can be either
         /// Premium or Standard. Default is Premium. Possible values include:
-        /// 'Standard', 'Premium'
+        /// 'Standard', 'Premium', 'StandardSSD'
         /// </summary>
         [JsonProperty(PropertyName = "properties.labStorageType")]
         public string LabStorageType { get; set; }
@@ -212,8 +213,9 @@ public Lab()
         public LabSupportProperties Support { get; set; }
 
         /// <summary>
-        /// Gets the resource group in which lab virtual machines will be
-        /// created in.
+        /// Gets the resource group in which all new lab virtual machines will
+        /// be created. To let DevTest Labs manage resource group creation, set
+        /// this value to null.
         /// </summary>
         [JsonProperty(PropertyName = "properties.vmCreationResourceGroup")]
         public string VmCreationResourceGroup { get; private set; }
diff --git a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/Models/LabFragment.cs b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/Models/LabFragment.cs
index d267fbdd502a..26e095fa3828 100644
--- a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/Models/LabFragment.cs
+++ b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/Models/LabFragment.cs
@@ -37,7 +37,7 @@ public LabFragment()
         /// <param name="tags">The tags of the resource.</param>
         /// <param name="labStorageType">Type of storage used by the lab. It
         /// can be either Premium or Standard. Default is Premium. Possible
-        /// values include: 'Standard', 'Premium'</param>
+        /// values include: 'Standard', 'Premium', 'StandardSSD'</param>
         /// <param name="mandatoryArtifactsResourceIdsLinux">The ordered list
         /// of artifact resource IDs that should be applied on all Linux VM
         /// creations by default, prior to the artifacts specified by the
@@ -83,7 +83,7 @@ public LabFragment()
         /// <summary>
         /// Gets or sets type of storage used by the lab. It can be either
         /// Premium or Standard. Default is Premium. Possible values include:
-        /// 'Standard', 'Premium'
+        /// 'Standard', 'Premium', 'StandardSSD'
         /// </summary>
         [JsonProperty(PropertyName = "properties.labStorageType")]
         public string LabStorageType { get; set; }
diff --git a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/Models/LabVirtualMachine.cs b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/Models/LabVirtualMachine.cs
index e6525bc4f840..1482c3f74ae9 100644
--- a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/Models/LabVirtualMachine.cs
+++ b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/Models/LabVirtualMachine.cs
@@ -93,7 +93,8 @@ public LabVirtualMachine()
         /// (i.e. Standard, Premium).</param>
         /// <param name="virtualMachineCreationSource">Tells source of creation
         /// of lab virtual machine. Output property only. Possible values
-        /// include: 'FromCustomImage', 'FromGalleryImage'</param>
+        /// include: 'FromCustomImage', 'FromGalleryImage',
+        /// 'FromSharedGalleryImage'</param>
         /// <param name="environmentId">The resource ID of the environment that
         /// contains this virtual machine, if any.</param>
         /// <param name="dataDiskParameters">New or existing data disks to
@@ -335,7 +336,7 @@ public LabVirtualMachine()
         /// <summary>
         /// Gets or sets tells source of creation of lab virtual machine.
         /// Output property only. Possible values include: 'FromCustomImage',
-        /// 'FromGalleryImage'
+        /// 'FromGalleryImage', 'FromSharedGalleryImage'
         /// </summary>
         [JsonProperty(PropertyName = "properties.virtualMachineCreationSource")]
         public string VirtualMachineCreationSource { get; set; }
diff --git a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/Models/LabVirtualMachineCreationParameter.cs b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/Models/LabVirtualMachineCreationParameter.cs
index 3ff647fd5600..784c927d7398 100644
--- a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/Models/LabVirtualMachineCreationParameter.cs
+++ b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/Models/LabVirtualMachineCreationParameter.cs
@@ -88,7 +88,8 @@ public LabVirtualMachineCreationParameter()
         /// (i.e. Standard, Premium).</param>
         /// <param name="virtualMachineCreationSource">Tells source of creation
         /// of lab virtual machine. Output property only. Possible values
-        /// include: 'FromCustomImage', 'FromGalleryImage'</param>
+        /// include: 'FromCustomImage', 'FromGalleryImage',
+        /// 'FromSharedGalleryImage'</param>
         /// <param name="environmentId">The resource ID of the environment that
         /// contains this virtual machine, if any.</param>
         /// <param name="dataDiskParameters">New or existing data disks to
@@ -324,7 +325,7 @@ public LabVirtualMachineCreationParameter()
         /// <summary>
         /// Gets or sets tells source of creation of lab virtual machine.
         /// Output property only. Possible values include: 'FromCustomImage',
-        /// 'FromGalleryImage'
+        /// 'FromGalleryImage', 'FromSharedGalleryImage'
         /// </summary>
         [JsonProperty(PropertyName = "properties.virtualMachineCreationSource")]
         public string VirtualMachineCreationSource { get; set; }
diff --git a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/Models/LabVirtualMachineCreationParameterFragment.cs b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/Models/LabVirtualMachineCreationParameterFragment.cs
index df4407baf182..c2446f4ce978 100644
--- a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/Models/LabVirtualMachineCreationParameterFragment.cs
+++ b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/Models/LabVirtualMachineCreationParameterFragment.cs
@@ -88,7 +88,8 @@ public LabVirtualMachineCreationParameterFragment()
         /// (i.e. Standard, Premium).</param>
         /// <param name="virtualMachineCreationSource">Tells source of creation
         /// of lab virtual machine. Output property only. Possible values
-        /// include: 'FromCustomImage', 'FromGalleryImage'</param>
+        /// include: 'FromCustomImage', 'FromGalleryImage',
+        /// 'FromSharedGalleryImage'</param>
         /// <param name="environmentId">The resource ID of the environment that
         /// contains this virtual machine, if any.</param>
         /// <param name="dataDiskParameters">New or existing data disks to
@@ -324,7 +325,7 @@ public LabVirtualMachineCreationParameterFragment()
         /// <summary>
         /// Gets or sets tells source of creation of lab virtual machine.
         /// Output property only. Possible values include: 'FromCustomImage',
-        /// 'FromGalleryImage'
+        /// 'FromGalleryImage', 'FromSharedGalleryImage'
         /// </summary>
         [JsonProperty(PropertyName = "properties.virtualMachineCreationSource")]
         public string VirtualMachineCreationSource { get; set; }
diff --git a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/Models/LabVirtualMachineFragment.cs b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/Models/LabVirtualMachineFragment.cs
index b76a4e63da3b..1c5bacc828cc 100644
--- a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/Models/LabVirtualMachineFragment.cs
+++ b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/Models/LabVirtualMachineFragment.cs
@@ -85,7 +85,8 @@ public LabVirtualMachineFragment()
         /// (i.e. Standard, Premium).</param>
         /// <param name="virtualMachineCreationSource">Tells source of creation
         /// of lab virtual machine. Output property only. Possible values
-        /// include: 'FromCustomImage', 'FromGalleryImage'</param>
+        /// include: 'FromCustomImage', 'FromGalleryImage',
+        /// 'FromSharedGalleryImage'</param>
         /// <param name="environmentId">The resource ID of the environment that
         /// contains this virtual machine, if any.</param>
         /// <param name="dataDiskParameters">New or existing data disks to
@@ -307,7 +308,7 @@ public LabVirtualMachineFragment()
         /// <summary>
         /// Gets or sets tells source of creation of lab virtual machine.
         /// Output property only. Possible values include: 'FromCustomImage',
-        /// 'FromGalleryImage'
+        /// 'FromGalleryImage', 'FromSharedGalleryImage'
         /// </summary>
         [JsonProperty(PropertyName = "properties.virtualMachineCreationSource")]
         public string VirtualMachineCreationSource { get; set; }
diff --git a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/Models/NotificationChannel.cs b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/Models/NotificationChannel.cs
index 99644eb038a2..0ff79561f777 100644
--- a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/Models/NotificationChannel.cs
+++ b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/Models/NotificationChannel.cs
@@ -42,7 +42,7 @@ public NotificationChannel()
         /// <param name="webHookUrl">The webhook URL to send notifications
         /// to.</param>
         /// <param name="emailRecipient">The email recipient to send
-        /// notifications to (can be a list of semi-colon seperated email
+        /// notifications to (can be a list of semi-colon separated email
         /// addresses).</param>
         /// <param name="notificationLocale">The locale to use when sending a
         /// notification (fallback for unsupported languages is EN).</param>
@@ -82,7 +82,7 @@ public NotificationChannel()
 
         /// <summary>
         /// Gets or sets the email recipient to send notifications to (can be a
-        /// list of semi-colon seperated email addresses).
+        /// list of semi-colon separated email addresses).
         /// </summary>
         [JsonProperty(PropertyName = "properties.emailRecipient")]
         public string EmailRecipient { get; set; }
diff --git a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/Models/NotificationChannelFragment.cs b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/Models/NotificationChannelFragment.cs
index c5b9f4b87259..8a4cfd246372 100644
--- a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/Models/NotificationChannelFragment.cs
+++ b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/Models/NotificationChannelFragment.cs
@@ -40,7 +40,7 @@ public NotificationChannelFragment()
         /// <param name="webHookUrl">The webhook URL to send notifications
         /// to.</param>
         /// <param name="emailRecipient">The email recipient to send
-        /// notifications to (can be a list of semi-colon seperated email
+        /// notifications to (can be a list of semi-colon separated email
         /// addresses).</param>
         /// <param name="notificationLocale">The locale to use when sending a
         /// notification (fallback for unsupported languages is EN).</param>
@@ -71,7 +71,7 @@ public NotificationChannelFragment()
 
         /// <summary>
         /// Gets or sets the email recipient to send notifications to (can be a
-        /// list of semi-colon seperated email addresses).
+        /// list of semi-colon separated email addresses).
         /// </summary>
         [JsonProperty(PropertyName = "properties.emailRecipient")]
         public string EmailRecipient { get; set; }
diff --git a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/Models/NotificationSettings.cs b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/Models/NotificationSettings.cs
index cdc145cc5a1b..64052d477c23 100644
--- a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/Models/NotificationSettings.cs
+++ b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/Models/NotificationSettings.cs
@@ -37,7 +37,7 @@ public NotificationSettings()
         /// <param name="webhookUrl">The webhook URL to which the notification
         /// will be sent.</param>
         /// <param name="emailRecipient">The email recipient to send
-        /// notifications to (can be a list of semi-colon seperated email
+        /// notifications to (can be a list of semi-colon separated email
         /// addresses).</param>
         /// <param name="notificationLocale">The locale to use when sending a
         /// notification (fallback for unsupported languages is EN).</param>
@@ -79,7 +79,7 @@ public NotificationSettings()
 
         /// <summary>
         /// Gets or sets the email recipient to send notifications to (can be a
-        /// list of semi-colon seperated email addresses).
+        /// list of semi-colon separated email addresses).
         /// </summary>
         [JsonProperty(PropertyName = "emailRecipient")]
         public string EmailRecipient { get; set; }
diff --git a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/Models/NotificationSettingsFragment.cs b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/Models/NotificationSettingsFragment.cs
index eaae0283bef2..84a71a9f49f3 100644
--- a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/Models/NotificationSettingsFragment.cs
+++ b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/Models/NotificationSettingsFragment.cs
@@ -39,7 +39,7 @@ public NotificationSettingsFragment()
         /// <param name="webhookUrl">The webhook URL to which the notification
         /// will be sent.</param>
         /// <param name="emailRecipient">The email recipient to send
-        /// notifications to (can be a list of semi-colon seperated email
+        /// notifications to (can be a list of semi-colon separated email
         /// addresses).</param>
         /// <param name="notificationLocale">The locale to use when sending a
         /// notification (fallback for unsupported languages is EN).</param>
@@ -81,7 +81,7 @@ public NotificationSettingsFragment()
 
         /// <summary>
         /// Gets or sets the email recipient to send notifications to (can be a
-        /// list of semi-colon seperated email addresses).
+        /// list of semi-colon separated email addresses).
         /// </summary>
         [JsonProperty(PropertyName = "emailRecipient")]
         public string EmailRecipient { get; set; }
diff --git a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/Models/StorageType.cs b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/Models/StorageType.cs
index 54e99c938c3e..b0c4f7954536 100644
--- a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/Models/StorageType.cs
+++ b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/Models/StorageType.cs
@@ -18,5 +18,6 @@ public static class StorageType
     {
         public const string Standard = "Standard";
         public const string Premium = "Premium";
+        public const string StandardSSD = "StandardSSD";
     }
 }
diff --git a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/Models/VirtualMachineCreationSource.cs b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/Models/VirtualMachineCreationSource.cs
index 4899e4d31fb4..02bfd0b57a8e 100644
--- a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/Models/VirtualMachineCreationSource.cs
+++ b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/Models/VirtualMachineCreationSource.cs
@@ -18,5 +18,6 @@ public static class VirtualMachineCreationSource
     {
         public const string FromCustomImage = "FromCustomImage";
         public const string FromGalleryImage = "FromGalleryImage";
+        public const string FromSharedGalleryImage = "FromSharedGalleryImage";
     }
 }
diff --git a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/NotificationChannelsOperations.cs b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/NotificationChannelsOperations.cs
index 6ae26e6c6117..915f8c73a175 100644
--- a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/NotificationChannelsOperations.cs
+++ b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/NotificationChannelsOperations.cs
@@ -52,7 +52,7 @@ internal NotificationChannelsOperations(DevTestLabsClient client)
         public DevTestLabsClient Client { get; private set; }
 
         /// <summary>
-        /// List notificationchannels in a given lab.
+        /// List notification channels in a given lab.
         /// </summary>
         /// <param name='resourceGroupName'>
         /// The name of the resource group.
@@ -260,7 +260,7 @@ internal NotificationChannelsOperations(DevTestLabsClient client)
         }
 
         /// <summary>
-        /// Get notificationchannel.
+        /// Get notification channel.
         /// </summary>
         /// <param name='resourceGroupName'>
         /// The name of the resource group.
@@ -269,7 +269,7 @@ internal NotificationChannelsOperations(DevTestLabsClient client)
         /// The name of the lab.
         /// </param>
         /// <param name='name'>
-        /// The name of the notificationChannel.
+        /// The name of the notification channel.
         /// </param>
         /// <param name='expand'>
         /// Specify the $expand query. Example: 'properties($select=webHookUrl)'
@@ -473,7 +473,7 @@ internal NotificationChannelsOperations(DevTestLabsClient client)
         }
 
         /// <summary>
-        /// Create or replace an existing notificationChannel.
+        /// Create or replace an existing notification channel.
         /// </summary>
         /// <param name='resourceGroupName'>
         /// The name of the resource group.
@@ -482,7 +482,7 @@ internal NotificationChannelsOperations(DevTestLabsClient client)
         /// The name of the lab.
         /// </param>
         /// <param name='name'>
-        /// The name of the notificationChannel.
+        /// The name of the notification channel.
         /// </param>
         /// <param name='notificationChannel'>
         /// A notification.
@@ -710,7 +710,7 @@ internal NotificationChannelsOperations(DevTestLabsClient client)
         }
 
         /// <summary>
-        /// Delete notificationchannel.
+        /// Delete notification channel.
         /// </summary>
         /// <param name='resourceGroupName'>
         /// The name of the resource group.
@@ -719,7 +719,7 @@ internal NotificationChannelsOperations(DevTestLabsClient client)
         /// The name of the lab.
         /// </param>
         /// <param name='name'>
-        /// The name of the notificationChannel.
+        /// The name of the notification channel.
         /// </param>
         /// <param name='customHeaders'>
         /// Headers that will be added to request.
@@ -894,7 +894,8 @@ internal NotificationChannelsOperations(DevTestLabsClient client)
         }
 
         /// <summary>
-        /// Modify properties of notificationchannels.
+        /// Allows modifying tags of notification channels. All other properties will
+        /// be ignored.
         /// </summary>
         /// <param name='resourceGroupName'>
         /// The name of the resource group.
@@ -903,7 +904,7 @@ internal NotificationChannelsOperations(DevTestLabsClient client)
         /// The name of the lab.
         /// </param>
         /// <param name='name'>
-        /// The name of the notificationChannel.
+        /// The name of the notification channel.
         /// </param>
         /// <param name='notificationChannel'>
         /// A notification.
@@ -1122,7 +1123,7 @@ internal NotificationChannelsOperations(DevTestLabsClient client)
         /// The name of the lab.
         /// </param>
         /// <param name='name'>
-        /// The name of the notificationChannel.
+        /// The name of the notification channel.
         /// </param>
         /// <param name='notifyParameters'>
         /// Properties for generating a Notification.
@@ -1311,7 +1312,7 @@ internal NotificationChannelsOperations(DevTestLabsClient client)
         }
 
         /// <summary>
-        /// List notificationchannels in a given lab.
+        /// List notification channels in a given lab.
         /// </summary>
         /// <param name='nextPageLink'>
         /// The NextLink from the previous successful call to List operation.
diff --git a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/NotificationChannelsOperationsExtensions.cs b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/NotificationChannelsOperationsExtensions.cs
index 064d2cd4251e..6358f6481442 100644
--- a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/NotificationChannelsOperationsExtensions.cs
+++ b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/NotificationChannelsOperationsExtensions.cs
@@ -23,7 +23,7 @@ namespace Microsoft.Azure.Management.DevTestLabs
     public static partial class NotificationChannelsOperationsExtensions
     {
             /// <summary>
-            /// List notificationchannels in a given lab.
+            /// List notification channels in a given lab.
             /// </summary>
             /// <param name='operations'>
             /// The operations group for this extension method.
@@ -43,7 +43,7 @@ public static partial class NotificationChannelsOperationsExtensions
             }
 
             /// <summary>
-            /// List notificationchannels in a given lab.
+            /// List notification channels in a given lab.
             /// </summary>
             /// <param name='operations'>
             /// The operations group for this extension method.
@@ -69,7 +69,7 @@ public static partial class NotificationChannelsOperationsExtensions
             }
 
             /// <summary>
-            /// Get notificationchannel.
+            /// Get notification channel.
             /// </summary>
             /// <param name='operations'>
             /// The operations group for this extension method.
@@ -81,7 +81,7 @@ public static partial class NotificationChannelsOperationsExtensions
             /// The name of the lab.
             /// </param>
             /// <param name='name'>
-            /// The name of the notificationChannel.
+            /// The name of the notification channel.
             /// </param>
             /// <param name='expand'>
             /// Specify the $expand query. Example: 'properties($select=webHookUrl)'
@@ -92,7 +92,7 @@ public static partial class NotificationChannelsOperationsExtensions
             }
 
             /// <summary>
-            /// Get notificationchannel.
+            /// Get notification channel.
             /// </summary>
             /// <param name='operations'>
             /// The operations group for this extension method.
@@ -104,7 +104,7 @@ public static partial class NotificationChannelsOperationsExtensions
             /// The name of the lab.
             /// </param>
             /// <param name='name'>
-            /// The name of the notificationChannel.
+            /// The name of the notification channel.
             /// </param>
             /// <param name='expand'>
             /// Specify the $expand query. Example: 'properties($select=webHookUrl)'
@@ -121,7 +121,7 @@ public static partial class NotificationChannelsOperationsExtensions
             }
 
             /// <summary>
-            /// Create or replace an existing notificationChannel.
+            /// Create or replace an existing notification channel.
             /// </summary>
             /// <param name='operations'>
             /// The operations group for this extension method.
@@ -133,7 +133,7 @@ public static partial class NotificationChannelsOperationsExtensions
             /// The name of the lab.
             /// </param>
             /// <param name='name'>
-            /// The name of the notificationChannel.
+            /// The name of the notification channel.
             /// </param>
             /// <param name='notificationChannel'>
             /// A notification.
@@ -144,7 +144,7 @@ public static NotificationChannel CreateOrUpdate(this INotificationChannelsOpera
             }
 
             /// <summary>
-            /// Create or replace an existing notificationChannel.
+            /// Create or replace an existing notification channel.
             /// </summary>
             /// <param name='operations'>
             /// The operations group for this extension method.
@@ -156,7 +156,7 @@ public static NotificationChannel CreateOrUpdate(this INotificationChannelsOpera
             /// The name of the lab.
             /// </param>
             /// <param name='name'>
-            /// The name of the notificationChannel.
+            /// The name of the notification channel.
             /// </param>
             /// <param name='notificationChannel'>
             /// A notification.
@@ -173,7 +173,7 @@ public static NotificationChannel CreateOrUpdate(this INotificationChannelsOpera
             }
 
             /// <summary>
-            /// Delete notificationchannel.
+            /// Delete notification channel.
             /// </summary>
             /// <param name='operations'>
             /// The operations group for this extension method.
@@ -185,7 +185,7 @@ public static NotificationChannel CreateOrUpdate(this INotificationChannelsOpera
             /// The name of the lab.
             /// </param>
             /// <param name='name'>
-            /// The name of the notificationChannel.
+            /// The name of the notification channel.
             /// </param>
             public static void Delete(this INotificationChannelsOperations operations, string resourceGroupName, string labName, string name)
             {
@@ -193,7 +193,7 @@ public static void Delete(this INotificationChannelsOperations operations, strin
             }
 
             /// <summary>
-            /// Delete notificationchannel.
+            /// Delete notification channel.
             /// </summary>
             /// <param name='operations'>
             /// The operations group for this extension method.
@@ -205,7 +205,7 @@ public static void Delete(this INotificationChannelsOperations operations, strin
             /// The name of the lab.
             /// </param>
             /// <param name='name'>
-            /// The name of the notificationChannel.
+            /// The name of the notification channel.
             /// </param>
             /// <param name='cancellationToken'>
             /// The cancellation token.
@@ -216,7 +216,8 @@ public static void Delete(this INotificationChannelsOperations operations, strin
             }
 
             /// <summary>
-            /// Modify properties of notificationchannels.
+            /// Allows modifying tags of notification channels. All other properties will
+            /// be ignored.
             /// </summary>
             /// <param name='operations'>
             /// The operations group for this extension method.
@@ -228,7 +229,7 @@ public static void Delete(this INotificationChannelsOperations operations, strin
             /// The name of the lab.
             /// </param>
             /// <param name='name'>
-            /// The name of the notificationChannel.
+            /// The name of the notification channel.
             /// </param>
             /// <param name='notificationChannel'>
             /// A notification.
@@ -239,7 +240,8 @@ public static NotificationChannel Update(this INotificationChannelsOperations op
             }
 
             /// <summary>
-            /// Modify properties of notificationchannels.
+            /// Allows modifying tags of notification channels. All other properties will
+            /// be ignored.
             /// </summary>
             /// <param name='operations'>
             /// The operations group for this extension method.
@@ -251,7 +253,7 @@ public static NotificationChannel Update(this INotificationChannelsOperations op
             /// The name of the lab.
             /// </param>
             /// <param name='name'>
-            /// The name of the notificationChannel.
+            /// The name of the notification channel.
             /// </param>
             /// <param name='notificationChannel'>
             /// A notification.
@@ -280,7 +282,7 @@ public static NotificationChannel Update(this INotificationChannelsOperations op
             /// The name of the lab.
             /// </param>
             /// <param name='name'>
-            /// The name of the notificationChannel.
+            /// The name of the notification channel.
             /// </param>
             /// <param name='notifyParameters'>
             /// Properties for generating a Notification.
@@ -303,7 +305,7 @@ public static void Notify(this INotificationChannelsOperations operations, strin
             /// The name of the lab.
             /// </param>
             /// <param name='name'>
-            /// The name of the notificationChannel.
+            /// The name of the notification channel.
             /// </param>
             /// <param name='notifyParameters'>
             /// Properties for generating a Notification.
@@ -317,7 +319,7 @@ public static void Notify(this INotificationChannelsOperations operations, strin
             }
 
             /// <summary>
-            /// List notificationchannels in a given lab.
+            /// List notification channels in a given lab.
             /// </summary>
             /// <param name='operations'>
             /// The operations group for this extension method.
@@ -331,7 +333,7 @@ public static IPage<NotificationChannel> ListNext(this INotificationChannelsOper
             }
 
             /// <summary>
-            /// List notificationchannels in a given lab.
+            /// List notification channels in a given lab.
             /// </summary>
             /// <param name='operations'>
             /// The operations group for this extension method.
diff --git a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/PoliciesOperations.cs b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/PoliciesOperations.cs
index 74fafef9a6ed..b15318030fb4 100644
--- a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/PoliciesOperations.cs
+++ b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/PoliciesOperations.cs
@@ -930,7 +930,7 @@ internal PoliciesOperations(DevTestLabsClient client)
         }
 
         /// <summary>
-        /// Modify properties of policies.
+        /// Allows modifying tags of policies. All other properties will be ignored.
         /// </summary>
         /// <param name='resourceGroupName'>
         /// The name of the resource group.
diff --git a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/PoliciesOperationsExtensions.cs b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/PoliciesOperationsExtensions.cs
index 6723927d73ae..0767c5ac0c61 100644
--- a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/PoliciesOperationsExtensions.cs
+++ b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/PoliciesOperationsExtensions.cs
@@ -240,7 +240,7 @@ public static void Delete(this IPoliciesOperations operations, string resourceGr
             }
 
             /// <summary>
-            /// Modify properties of policies.
+            /// Allows modifying tags of policies. All other properties will be ignored.
             /// </summary>
             /// <param name='operations'>
             /// The operations group for this extension method.
@@ -266,7 +266,7 @@ public static Policy Update(this IPoliciesOperations operations, string resource
             }
 
             /// <summary>
-            /// Modify properties of policies.
+            /// Allows modifying tags of policies. All other properties will be ignored.
             /// </summary>
             /// <param name='operations'>
             /// The operations group for this extension method.
diff --git a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/SchedulesOperations.cs b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/SchedulesOperations.cs
index 255af83eae5a..0d1253f042d5 100644
--- a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/SchedulesOperations.cs
+++ b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/SchedulesOperations.cs
@@ -894,7 +894,7 @@ internal SchedulesOperations(DevTestLabsClient client)
         }
 
         /// <summary>
-        /// Modify properties of schedules.
+        /// Allows modifying tags of schedules. All other properties will be ignored.
         /// </summary>
         /// <param name='resourceGroupName'>
         /// The name of the resource group.
diff --git a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/SchedulesOperationsExtensions.cs b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/SchedulesOperationsExtensions.cs
index 6e9842798bf7..9aa7f6bd8881 100644
--- a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/SchedulesOperationsExtensions.cs
+++ b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/SchedulesOperationsExtensions.cs
@@ -216,7 +216,7 @@ public static void Delete(this ISchedulesOperations operations, string resourceG
             }
 
             /// <summary>
-            /// Modify properties of schedules.
+            /// Allows modifying tags of schedules. All other properties will be ignored.
             /// </summary>
             /// <param name='operations'>
             /// The operations group for this extension method.
@@ -239,7 +239,7 @@ public static Schedule Update(this ISchedulesOperations operations, string resou
             }
 
             /// <summary>
-            /// Modify properties of schedules.
+            /// Allows modifying tags of schedules. All other properties will be ignored.
             /// </summary>
             /// <param name='operations'>
             /// The operations group for this extension method.
diff --git a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/SdkInfo_DevTestLabsClient.cs b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/SdkInfo_DevTestLabsClient.cs
index 312a8fda9e91..2aafa74d6b54 100644
--- a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/SdkInfo_DevTestLabsClient.cs
+++ b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/SdkInfo_DevTestLabsClient.cs
@@ -47,16 +47,5 @@ public static IEnumerable<Tuple<string, string, string>> ApiInfo_DevTestLabsClie
               }.AsEnumerable();
           }
       }
-      // BEGIN: Code Generation Metadata Section
-      public static readonly String AutoRestVersion = "latest";
-      public static readonly String AutoRestBootStrapperVersion = "autorest@2.0.4283";
-      public static readonly String AutoRestCmdExecuted = "cmd.exe /c autorest.cmd https://github.com/Azure/azure-rest-api-specs/blob/master/specification/devtestlabs/resource-manager/readme.md --csharp --version=latest --reflect-api-versions --csharp-sdks-folder=C:\\repos\\azure-sdk-for-net\\src\\SDKs";
-      public static readonly String GithubForkName = "Azure";
-      public static readonly String GithubBranchName = "master";
-      public static readonly String GithubCommidId = "d4365e634050481a5d6966cd6dd2e4a361d519dd";
-      public static readonly String CodeGenerationErrors = "";
-      public static readonly String GithubRepoName = "azure-rest-api-specs";
-      // END: Code Generation Metadata Section
   }
 }
-
diff --git a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/SecretsOperations.cs b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/SecretsOperations.cs
index 320ddbd030af..fe739f099c52 100644
--- a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/SecretsOperations.cs
+++ b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/SecretsOperations.cs
@@ -716,7 +716,7 @@ internal SecretsOperations(DevTestLabsClient client)
         }
 
         /// <summary>
-        /// Modify properties of secrets.
+        /// Allows modifying tags of secrets. All other properties will be ignored.
         /// </summary>
         /// <param name='resourceGroupName'>
         /// The name of the resource group.
diff --git a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/SecretsOperationsExtensions.cs b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/SecretsOperationsExtensions.cs
index ec8527f3eabe..fcd927cab75d 100644
--- a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/SecretsOperationsExtensions.cs
+++ b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/SecretsOperationsExtensions.cs
@@ -242,7 +242,7 @@ public static void Delete(this ISecretsOperations operations, string resourceGro
             }
 
             /// <summary>
-            /// Modify properties of secrets.
+            /// Allows modifying tags of secrets. All other properties will be ignored.
             /// </summary>
             /// <param name='operations'>
             /// The operations group for this extension method.
@@ -268,7 +268,7 @@ public static Secret Update(this ISecretsOperations operations, string resourceG
             }
 
             /// <summary>
-            /// Modify properties of secrets.
+            /// Allows modifying tags of secrets. All other properties will be ignored.
             /// </summary>
             /// <param name='operations'>
             /// The operations group for this extension method.
diff --git a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/ServiceFabricSchedulesOperations.cs b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/ServiceFabricSchedulesOperations.cs
index 8521bda504ea..f167e694489f 100644
--- a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/ServiceFabricSchedulesOperations.cs
+++ b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/ServiceFabricSchedulesOperations.cs
@@ -64,7 +64,7 @@ internal ServiceFabricSchedulesOperations(DevTestLabsClient client)
         /// The name of the user profile.
         /// </param>
         /// <param name='serviceFabricName'>
-        /// The name of the service Fabric.
+        /// The name of the service fabric.
         /// </param>
         /// <param name='odataQuery'>
         /// OData parameters to apply to the operation.
@@ -290,7 +290,7 @@ internal ServiceFabricSchedulesOperations(DevTestLabsClient client)
         /// The name of the user profile.
         /// </param>
         /// <param name='serviceFabricName'>
-        /// The name of the service Fabric.
+        /// The name of the service fabric.
         /// </param>
         /// <param name='name'>
         /// The name of the schedule.
@@ -521,7 +521,7 @@ internal ServiceFabricSchedulesOperations(DevTestLabsClient client)
         /// The name of the user profile.
         /// </param>
         /// <param name='serviceFabricName'>
-        /// The name of the service Fabric.
+        /// The name of the service fabric.
         /// </param>
         /// <param name='name'>
         /// The name of the schedule.
@@ -776,7 +776,7 @@ internal ServiceFabricSchedulesOperations(DevTestLabsClient client)
         /// The name of the user profile.
         /// </param>
         /// <param name='serviceFabricName'>
-        /// The name of the service Fabric.
+        /// The name of the service fabric.
         /// </param>
         /// <param name='name'>
         /// The name of the schedule.
@@ -966,7 +966,7 @@ internal ServiceFabricSchedulesOperations(DevTestLabsClient client)
         }
 
         /// <summary>
-        /// Modify properties of schedules.
+        /// Allows modifying tags of schedules. All other properties will be ignored.
         /// </summary>
         /// <param name='resourceGroupName'>
         /// The name of the resource group.
@@ -978,7 +978,7 @@ internal ServiceFabricSchedulesOperations(DevTestLabsClient client)
         /// The name of the user profile.
         /// </param>
         /// <param name='serviceFabricName'>
-        /// The name of the service Fabric.
+        /// The name of the service fabric.
         /// </param>
         /// <param name='name'>
         /// The name of the schedule.
@@ -1215,7 +1215,7 @@ internal ServiceFabricSchedulesOperations(DevTestLabsClient client)
         /// The name of the user profile.
         /// </param>
         /// <param name='serviceFabricName'>
-        /// The name of the service Fabric.
+        /// The name of the service fabric.
         /// </param>
         /// <param name='name'>
         /// The name of the schedule.
@@ -1246,7 +1246,7 @@ internal ServiceFabricSchedulesOperations(DevTestLabsClient client)
         /// The name of the user profile.
         /// </param>
         /// <param name='serviceFabricName'>
-        /// The name of the service Fabric.
+        /// The name of the service fabric.
         /// </param>
         /// <param name='name'>
         /// The name of the schedule.
diff --git a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/ServiceFabricSchedulesOperationsExtensions.cs b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/ServiceFabricSchedulesOperationsExtensions.cs
index ef5012d3fd39..2e4a4b1ae151 100644
--- a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/ServiceFabricSchedulesOperationsExtensions.cs
+++ b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/ServiceFabricSchedulesOperationsExtensions.cs
@@ -38,7 +38,7 @@ public static partial class ServiceFabricSchedulesOperationsExtensions
             /// The name of the user profile.
             /// </param>
             /// <param name='serviceFabricName'>
-            /// The name of the service Fabric.
+            /// The name of the service fabric.
             /// </param>
             /// <param name='odataQuery'>
             /// OData parameters to apply to the operation.
@@ -64,7 +64,7 @@ public static partial class ServiceFabricSchedulesOperationsExtensions
             /// The name of the user profile.
             /// </param>
             /// <param name='serviceFabricName'>
-            /// The name of the service Fabric.
+            /// The name of the service fabric.
             /// </param>
             /// <param name='odataQuery'>
             /// OData parameters to apply to the operation.
@@ -96,7 +96,7 @@ public static partial class ServiceFabricSchedulesOperationsExtensions
             /// The name of the user profile.
             /// </param>
             /// <param name='serviceFabricName'>
-            /// The name of the service Fabric.
+            /// The name of the service fabric.
             /// </param>
             /// <param name='name'>
             /// The name of the schedule.
@@ -125,7 +125,7 @@ public static partial class ServiceFabricSchedulesOperationsExtensions
             /// The name of the user profile.
             /// </param>
             /// <param name='serviceFabricName'>
-            /// The name of the service Fabric.
+            /// The name of the service fabric.
             /// </param>
             /// <param name='name'>
             /// The name of the schedule.
@@ -160,7 +160,7 @@ public static partial class ServiceFabricSchedulesOperationsExtensions
             /// The name of the user profile.
             /// </param>
             /// <param name='serviceFabricName'>
-            /// The name of the service Fabric.
+            /// The name of the service fabric.
             /// </param>
             /// <param name='name'>
             /// The name of the schedule.
@@ -189,7 +189,7 @@ public static Schedule CreateOrUpdate(this IServiceFabricSchedulesOperations ope
             /// The name of the user profile.
             /// </param>
             /// <param name='serviceFabricName'>
-            /// The name of the service Fabric.
+            /// The name of the service fabric.
             /// </param>
             /// <param name='name'>
             /// The name of the schedule.
@@ -224,7 +224,7 @@ public static Schedule CreateOrUpdate(this IServiceFabricSchedulesOperations ope
             /// The name of the user profile.
             /// </param>
             /// <param name='serviceFabricName'>
-            /// The name of the service Fabric.
+            /// The name of the service fabric.
             /// </param>
             /// <param name='name'>
             /// The name of the schedule.
@@ -250,7 +250,7 @@ public static void Delete(this IServiceFabricSchedulesOperations operations, str
             /// The name of the user profile.
             /// </param>
             /// <param name='serviceFabricName'>
-            /// The name of the service Fabric.
+            /// The name of the service fabric.
             /// </param>
             /// <param name='name'>
             /// The name of the schedule.
@@ -264,7 +264,7 @@ public static void Delete(this IServiceFabricSchedulesOperations operations, str
             }
 
             /// <summary>
-            /// Modify properties of schedules.
+            /// Allows modifying tags of schedules. All other properties will be ignored.
             /// </summary>
             /// <param name='operations'>
             /// The operations group for this extension method.
@@ -279,7 +279,7 @@ public static void Delete(this IServiceFabricSchedulesOperations operations, str
             /// The name of the user profile.
             /// </param>
             /// <param name='serviceFabricName'>
-            /// The name of the service Fabric.
+            /// The name of the service fabric.
             /// </param>
             /// <param name='name'>
             /// The name of the schedule.
@@ -293,7 +293,7 @@ public static Schedule Update(this IServiceFabricSchedulesOperations operations,
             }
 
             /// <summary>
-            /// Modify properties of schedules.
+            /// Allows modifying tags of schedules. All other properties will be ignored.
             /// </summary>
             /// <param name='operations'>
             /// The operations group for this extension method.
@@ -308,7 +308,7 @@ public static Schedule Update(this IServiceFabricSchedulesOperations operations,
             /// The name of the user profile.
             /// </param>
             /// <param name='serviceFabricName'>
-            /// The name of the service Fabric.
+            /// The name of the service fabric.
             /// </param>
             /// <param name='name'>
             /// The name of the schedule.
@@ -343,7 +343,7 @@ public static Schedule Update(this IServiceFabricSchedulesOperations operations,
             /// The name of the user profile.
             /// </param>
             /// <param name='serviceFabricName'>
-            /// The name of the service Fabric.
+            /// The name of the service fabric.
             /// </param>
             /// <param name='name'>
             /// The name of the schedule.
@@ -369,7 +369,7 @@ public static void Execute(this IServiceFabricSchedulesOperations operations, st
             /// The name of the user profile.
             /// </param>
             /// <param name='serviceFabricName'>
-            /// The name of the service Fabric.
+            /// The name of the service fabric.
             /// </param>
             /// <param name='name'>
             /// The name of the schedule.
@@ -398,7 +398,7 @@ public static void Execute(this IServiceFabricSchedulesOperations operations, st
             /// The name of the user profile.
             /// </param>
             /// <param name='serviceFabricName'>
-            /// The name of the service Fabric.
+            /// The name of the service fabric.
             /// </param>
             /// <param name='name'>
             /// The name of the schedule.
@@ -424,7 +424,7 @@ public static void BeginExecute(this IServiceFabricSchedulesOperations operation
             /// The name of the user profile.
             /// </param>
             /// <param name='serviceFabricName'>
-            /// The name of the service Fabric.
+            /// The name of the service fabric.
             /// </param>
             /// <param name='name'>
             /// The name of the schedule.
diff --git a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/ServiceFabricsOperations.cs b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/ServiceFabricsOperations.cs
index 06490f19d3a9..48131b6cd6f1 100644
--- a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/ServiceFabricsOperations.cs
+++ b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/ServiceFabricsOperations.cs
@@ -281,7 +281,7 @@ internal ServiceFabricsOperations(DevTestLabsClient client)
         /// The name of the user profile.
         /// </param>
         /// <param name='name'>
-        /// The name of the service Fabric.
+        /// The name of the service fabric.
         /// </param>
         /// <param name='expand'>
         /// Specify the $expand query. Example:
@@ -492,7 +492,7 @@ internal ServiceFabricsOperations(DevTestLabsClient client)
         }
 
         /// <summary>
-        /// Create or replace an existing Service Fabric. This operation can take a
+        /// Create or replace an existing service fabric. This operation can take a
         /// while to complete.
         /// </summary>
         /// <param name='resourceGroupName'>
@@ -505,7 +505,7 @@ internal ServiceFabricsOperations(DevTestLabsClient client)
         /// The name of the user profile.
         /// </param>
         /// <param name='name'>
-        /// The name of the service Fabric.
+        /// The name of the service fabric.
         /// </param>
         /// <param name='serviceFabric'>
         /// A Service Fabric.
@@ -536,7 +536,7 @@ internal ServiceFabricsOperations(DevTestLabsClient client)
         /// The name of the user profile.
         /// </param>
         /// <param name='name'>
-        /// The name of the service Fabric.
+        /// The name of the service fabric.
         /// </param>
         /// <param name='customHeaders'>
         /// The headers that will be added to request.
@@ -552,7 +552,8 @@ internal ServiceFabricsOperations(DevTestLabsClient client)
         }
 
         /// <summary>
-        /// Modify properties of service fabrics.
+        /// Allows modifying tags of service fabrics. All other properties will be
+        /// ignored.
         /// </summary>
         /// <param name='resourceGroupName'>
         /// The name of the resource group.
@@ -564,7 +565,7 @@ internal ServiceFabricsOperations(DevTestLabsClient client)
         /// The name of the user profile.
         /// </param>
         /// <param name='name'>
-        /// The name of the service Fabric.
+        /// The name of the service fabric.
         /// </param>
         /// <param name='serviceFabric'>
         /// A Service Fabric.
@@ -792,7 +793,7 @@ internal ServiceFabricsOperations(DevTestLabsClient client)
         /// The name of the user profile.
         /// </param>
         /// <param name='name'>
-        /// The name of the service Fabric.
+        /// The name of the service fabric.
         /// </param>
         /// <param name='customHeaders'>
         /// Headers that will be added to request.
@@ -1006,7 +1007,7 @@ internal ServiceFabricsOperations(DevTestLabsClient client)
         /// The name of the user profile.
         /// </param>
         /// <param name='name'>
-        /// The name of the service Fabric.
+        /// The name of the service fabric.
         /// </param>
         /// <param name='customHeaders'>
         /// The headers that will be added to request.
@@ -1034,7 +1035,7 @@ internal ServiceFabricsOperations(DevTestLabsClient client)
         /// The name of the user profile.
         /// </param>
         /// <param name='name'>
-        /// The name of the service Fabric.
+        /// The name of the service fabric.
         /// </param>
         /// <param name='customHeaders'>
         /// The headers that will be added to request.
@@ -1050,7 +1051,7 @@ internal ServiceFabricsOperations(DevTestLabsClient client)
         }
 
         /// <summary>
-        /// Create or replace an existing Service Fabric. This operation can take a
+        /// Create or replace an existing service fabric. This operation can take a
         /// while to complete.
         /// </summary>
         /// <param name='resourceGroupName'>
@@ -1063,7 +1064,7 @@ internal ServiceFabricsOperations(DevTestLabsClient client)
         /// The name of the user profile.
         /// </param>
         /// <param name='name'>
-        /// The name of the service Fabric.
+        /// The name of the service fabric.
         /// </param>
         /// <param name='serviceFabric'>
         /// A Service Fabric.
@@ -1309,7 +1310,7 @@ internal ServiceFabricsOperations(DevTestLabsClient client)
         /// The name of the user profile.
         /// </param>
         /// <param name='name'>
-        /// The name of the service Fabric.
+        /// The name of the service fabric.
         /// </param>
         /// <param name='customHeaders'>
         /// Headers that will be added to request.
@@ -1502,7 +1503,7 @@ internal ServiceFabricsOperations(DevTestLabsClient client)
         /// The name of the user profile.
         /// </param>
         /// <param name='name'>
-        /// The name of the service Fabric.
+        /// The name of the service fabric.
         /// </param>
         /// <param name='customHeaders'>
         /// Headers that will be added to request.
@@ -1695,7 +1696,7 @@ internal ServiceFabricsOperations(DevTestLabsClient client)
         /// The name of the user profile.
         /// </param>
         /// <param name='name'>
-        /// The name of the service Fabric.
+        /// The name of the service fabric.
         /// </param>
         /// <param name='customHeaders'>
         /// Headers that will be added to request.
diff --git a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/ServiceFabricsOperationsExtensions.cs b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/ServiceFabricsOperationsExtensions.cs
index 4507e03fd7b3..bc43410b9d89 100644
--- a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/ServiceFabricsOperationsExtensions.cs
+++ b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/ServiceFabricsOperationsExtensions.cs
@@ -90,7 +90,7 @@ public static partial class ServiceFabricsOperationsExtensions
             /// The name of the user profile.
             /// </param>
             /// <param name='name'>
-            /// The name of the service Fabric.
+            /// The name of the service fabric.
             /// </param>
             /// <param name='expand'>
             /// Specify the $expand query. Example:
@@ -117,7 +117,7 @@ public static partial class ServiceFabricsOperationsExtensions
             /// The name of the user profile.
             /// </param>
             /// <param name='name'>
-            /// The name of the service Fabric.
+            /// The name of the service fabric.
             /// </param>
             /// <param name='expand'>
             /// Specify the $expand query. Example:
@@ -135,7 +135,7 @@ public static partial class ServiceFabricsOperationsExtensions
             }
 
             /// <summary>
-            /// Create or replace an existing Service Fabric. This operation can take a
+            /// Create or replace an existing service fabric. This operation can take a
             /// while to complete.
             /// </summary>
             /// <param name='operations'>
@@ -151,7 +151,7 @@ public static partial class ServiceFabricsOperationsExtensions
             /// The name of the user profile.
             /// </param>
             /// <param name='name'>
-            /// The name of the service Fabric.
+            /// The name of the service fabric.
             /// </param>
             /// <param name='serviceFabric'>
             /// A Service Fabric.
@@ -162,7 +162,7 @@ public static ServiceFabric CreateOrUpdate(this IServiceFabricsOperations operat
             }
 
             /// <summary>
-            /// Create or replace an existing Service Fabric. This operation can take a
+            /// Create or replace an existing service fabric. This operation can take a
             /// while to complete.
             /// </summary>
             /// <param name='operations'>
@@ -178,7 +178,7 @@ public static ServiceFabric CreateOrUpdate(this IServiceFabricsOperations operat
             /// The name of the user profile.
             /// </param>
             /// <param name='name'>
-            /// The name of the service Fabric.
+            /// The name of the service fabric.
             /// </param>
             /// <param name='serviceFabric'>
             /// A Service Fabric.
@@ -210,7 +210,7 @@ public static ServiceFabric CreateOrUpdate(this IServiceFabricsOperations operat
             /// The name of the user profile.
             /// </param>
             /// <param name='name'>
-            /// The name of the service Fabric.
+            /// The name of the service fabric.
             /// </param>
             public static void Delete(this IServiceFabricsOperations operations, string resourceGroupName, string labName, string userName, string name)
             {
@@ -233,7 +233,7 @@ public static void Delete(this IServiceFabricsOperations operations, string reso
             /// The name of the user profile.
             /// </param>
             /// <param name='name'>
-            /// The name of the service Fabric.
+            /// The name of the service fabric.
             /// </param>
             /// <param name='cancellationToken'>
             /// The cancellation token.
@@ -244,7 +244,8 @@ public static void Delete(this IServiceFabricsOperations operations, string reso
             }
 
             /// <summary>
-            /// Modify properties of service fabrics.
+            /// Allows modifying tags of service fabrics. All other properties will be
+            /// ignored.
             /// </summary>
             /// <param name='operations'>
             /// The operations group for this extension method.
@@ -259,7 +260,7 @@ public static void Delete(this IServiceFabricsOperations operations, string reso
             /// The name of the user profile.
             /// </param>
             /// <param name='name'>
-            /// The name of the service Fabric.
+            /// The name of the service fabric.
             /// </param>
             /// <param name='serviceFabric'>
             /// A Service Fabric.
@@ -270,7 +271,8 @@ public static ServiceFabric Update(this IServiceFabricsOperations operations, st
             }
 
             /// <summary>
-            /// Modify properties of service fabrics.
+            /// Allows modifying tags of service fabrics. All other properties will be
+            /// ignored.
             /// </summary>
             /// <param name='operations'>
             /// The operations group for this extension method.
@@ -285,7 +287,7 @@ public static ServiceFabric Update(this IServiceFabricsOperations operations, st
             /// The name of the user profile.
             /// </param>
             /// <param name='name'>
-            /// The name of the service Fabric.
+            /// The name of the service fabric.
             /// </param>
             /// <param name='serviceFabric'>
             /// A Service Fabric.
@@ -317,7 +319,7 @@ public static ServiceFabric Update(this IServiceFabricsOperations operations, st
             /// The name of the user profile.
             /// </param>
             /// <param name='name'>
-            /// The name of the service Fabric.
+            /// The name of the service fabric.
             /// </param>
             public static ApplicableSchedule ListApplicableSchedules(this IServiceFabricsOperations operations, string resourceGroupName, string labName, string userName, string name)
             {
@@ -340,7 +342,7 @@ public static ApplicableSchedule ListApplicableSchedules(this IServiceFabricsOpe
             /// The name of the user profile.
             /// </param>
             /// <param name='name'>
-            /// The name of the service Fabric.
+            /// The name of the service fabric.
             /// </param>
             /// <param name='cancellationToken'>
             /// The cancellation token.
@@ -369,7 +371,7 @@ public static ApplicableSchedule ListApplicableSchedules(this IServiceFabricsOpe
             /// The name of the user profile.
             /// </param>
             /// <param name='name'>
-            /// The name of the service Fabric.
+            /// The name of the service fabric.
             /// </param>
             public static void Start(this IServiceFabricsOperations operations, string resourceGroupName, string labName, string userName, string name)
             {
@@ -392,7 +394,7 @@ public static void Start(this IServiceFabricsOperations operations, string resou
             /// The name of the user profile.
             /// </param>
             /// <param name='name'>
-            /// The name of the service Fabric.
+            /// The name of the service fabric.
             /// </param>
             /// <param name='cancellationToken'>
             /// The cancellation token.
@@ -418,7 +420,7 @@ public static void Start(this IServiceFabricsOperations operations, string resou
             /// The name of the user profile.
             /// </param>
             /// <param name='name'>
-            /// The name of the service Fabric.
+            /// The name of the service fabric.
             /// </param>
             public static void Stop(this IServiceFabricsOperations operations, string resourceGroupName, string labName, string userName, string name)
             {
@@ -441,7 +443,7 @@ public static void Stop(this IServiceFabricsOperations operations, string resour
             /// The name of the user profile.
             /// </param>
             /// <param name='name'>
-            /// The name of the service Fabric.
+            /// The name of the service fabric.
             /// </param>
             /// <param name='cancellationToken'>
             /// The cancellation token.
@@ -452,7 +454,7 @@ public static void Stop(this IServiceFabricsOperations operations, string resour
             }
 
             /// <summary>
-            /// Create or replace an existing Service Fabric. This operation can take a
+            /// Create or replace an existing service fabric. This operation can take a
             /// while to complete.
             /// </summary>
             /// <param name='operations'>
@@ -468,7 +470,7 @@ public static void Stop(this IServiceFabricsOperations operations, string resour
             /// The name of the user profile.
             /// </param>
             /// <param name='name'>
-            /// The name of the service Fabric.
+            /// The name of the service fabric.
             /// </param>
             /// <param name='serviceFabric'>
             /// A Service Fabric.
@@ -479,7 +481,7 @@ public static ServiceFabric BeginCreateOrUpdate(this IServiceFabricsOperations o
             }
 
             /// <summary>
-            /// Create or replace an existing Service Fabric. This operation can take a
+            /// Create or replace an existing service fabric. This operation can take a
             /// while to complete.
             /// </summary>
             /// <param name='operations'>
@@ -495,7 +497,7 @@ public static ServiceFabric BeginCreateOrUpdate(this IServiceFabricsOperations o
             /// The name of the user profile.
             /// </param>
             /// <param name='name'>
-            /// The name of the service Fabric.
+            /// The name of the service fabric.
             /// </param>
             /// <param name='serviceFabric'>
             /// A Service Fabric.
@@ -527,7 +529,7 @@ public static ServiceFabric BeginCreateOrUpdate(this IServiceFabricsOperations o
             /// The name of the user profile.
             /// </param>
             /// <param name='name'>
-            /// The name of the service Fabric.
+            /// The name of the service fabric.
             /// </param>
             public static void BeginDelete(this IServiceFabricsOperations operations, string resourceGroupName, string labName, string userName, string name)
             {
@@ -550,7 +552,7 @@ public static void BeginDelete(this IServiceFabricsOperations operations, string
             /// The name of the user profile.
             /// </param>
             /// <param name='name'>
-            /// The name of the service Fabric.
+            /// The name of the service fabric.
             /// </param>
             /// <param name='cancellationToken'>
             /// The cancellation token.
@@ -576,7 +578,7 @@ public static void BeginDelete(this IServiceFabricsOperations operations, string
             /// The name of the user profile.
             /// </param>
             /// <param name='name'>
-            /// The name of the service Fabric.
+            /// The name of the service fabric.
             /// </param>
             public static void BeginStart(this IServiceFabricsOperations operations, string resourceGroupName, string labName, string userName, string name)
             {
@@ -599,7 +601,7 @@ public static void BeginStart(this IServiceFabricsOperations operations, string
             /// The name of the user profile.
             /// </param>
             /// <param name='name'>
-            /// The name of the service Fabric.
+            /// The name of the service fabric.
             /// </param>
             /// <param name='cancellationToken'>
             /// The cancellation token.
@@ -625,7 +627,7 @@ public static void BeginStart(this IServiceFabricsOperations operations, string
             /// The name of the user profile.
             /// </param>
             /// <param name='name'>
-            /// The name of the service Fabric.
+            /// The name of the service fabric.
             /// </param>
             public static void BeginStop(this IServiceFabricsOperations operations, string resourceGroupName, string labName, string userName, string name)
             {
@@ -648,7 +650,7 @@ public static void BeginStop(this IServiceFabricsOperations operations, string r
             /// The name of the user profile.
             /// </param>
             /// <param name='name'>
-            /// The name of the service Fabric.
+            /// The name of the service fabric.
             /// </param>
             /// <param name='cancellationToken'>
             /// The cancellation token.
diff --git a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/ServiceRunnersOperations.cs b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/ServiceRunnersOperations.cs
index d436fc9eae6c..d0437b603eec 100644
--- a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/ServiceRunnersOperations.cs
+++ b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/ServiceRunnersOperations.cs
@@ -12,7 +12,6 @@ namespace Microsoft.Azure.Management.DevTestLabs
 {
     using Microsoft.Rest;
     using Microsoft.Rest.Azure;
-    using Microsoft.Rest.Azure.OData;
     using Models;
     using Newtonsoft.Json;
     using System.Collections;
@@ -51,214 +50,6 @@ internal ServiceRunnersOperations(DevTestLabsClient client)
         /// </summary>
         public DevTestLabsClient Client { get; private set; }
 
-        /// <summary>
-        /// List service runners in a given lab.
-        /// </summary>
-        /// <param name='resourceGroupName'>
-        /// The name of the resource group.
-        /// </param>
-        /// <param name='labName'>
-        /// The name of the lab.
-        /// </param>
-        /// <param name='odataQuery'>
-        /// OData parameters to apply to the operation.
-        /// </param>
-        /// <param name='customHeaders'>
-        /// Headers that will be added to request.
-        /// </param>
-        /// <param name='cancellationToken'>
-        /// The cancellation token.
-        /// </param>
-        /// <exception cref="CloudException">
-        /// Thrown when the operation returned an invalid status code
-        /// </exception>
-        /// <exception cref="SerializationException">
-        /// Thrown when unable to deserialize the response
-        /// </exception>
-        /// <exception cref="ValidationException">
-        /// Thrown when a required parameter is null
-        /// </exception>
-        /// <exception cref="System.ArgumentNullException">
-        /// Thrown when a required parameter is null
-        /// </exception>
-        /// <return>
-        /// A response object containing the response body and response headers.
-        /// </return>
-        public async Task<AzureOperationResponse<IPage<ServiceRunner>>> ListWithHttpMessagesAsync(string resourceGroupName, string labName, ODataQuery<ServiceRunner> odataQuery = default(ODataQuery<ServiceRunner>), Dictionary<string, List<string>> customHeaders = null, CancellationToken cancellationToken = default(CancellationToken))
-        {
-            if (Client.SubscriptionId == null)
-            {
-                throw new ValidationException(ValidationRules.CannotBeNull, "this.Client.SubscriptionId");
-            }
-            if (resourceGroupName == null)
-            {
-                throw new ValidationException(ValidationRules.CannotBeNull, "resourceGroupName");
-            }
-            if (labName == null)
-            {
-                throw new ValidationException(ValidationRules.CannotBeNull, "labName");
-            }
-            if (Client.ApiVersion == null)
-            {
-                throw new ValidationException(ValidationRules.CannotBeNull, "this.Client.ApiVersion");
-            }
-            // Tracing
-            bool _shouldTrace = ServiceClientTracing.IsEnabled;
-            string _invocationId = null;
-            if (_shouldTrace)
-            {
-                _invocationId = ServiceClientTracing.NextInvocationId.ToString();
-                Dictionary<string, object> tracingParameters = new Dictionary<string, object>();
-                tracingParameters.Add("odataQuery", odataQuery);
-                tracingParameters.Add("resourceGroupName", resourceGroupName);
-                tracingParameters.Add("labName", labName);
-                tracingParameters.Add("cancellationToken", cancellationToken);
-                ServiceClientTracing.Enter(_invocationId, this, "List", tracingParameters);
-            }
-            // Construct URL
-            var _baseUrl = Client.BaseUri.AbsoluteUri;
-            var _url = new System.Uri(new System.Uri(_baseUrl + (_baseUrl.EndsWith("/") ? "" : "/")), "subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.DevTestLab/labs/{labName}/servicerunners").ToString();
-            _url = _url.Replace("{subscriptionId}", System.Uri.EscapeDataString(Client.SubscriptionId));
-            _url = _url.Replace("{resourceGroupName}", System.Uri.EscapeDataString(resourceGroupName));
-            _url = _url.Replace("{labName}", System.Uri.EscapeDataString(labName));
-            List<string> _queryParameters = new List<string>();
-            if (odataQuery != null)
-            {
-                var _odataFilter = odataQuery.ToString();
-                if (!string.IsNullOrEmpty(_odataFilter))
-                {
-                    _queryParameters.Add(_odataFilter);
-                }
-            }
-            if (Client.ApiVersion != null)
-            {
-                _queryParameters.Add(string.Format("api-version={0}", System.Uri.EscapeDataString(Client.ApiVersion)));
-            }
-            if (_queryParameters.Count > 0)
-            {
-                _url += (_url.Contains("?") ? "&" : "?") + string.Join("&", _queryParameters);
-            }
-            // Create HTTP transport objects
-            var _httpRequest = new HttpRequestMessage();
-            HttpResponseMessage _httpResponse = null;
-            _httpRequest.Method = new HttpMethod("GET");
-            _httpRequest.RequestUri = new System.Uri(_url);
-            // Set Headers
-            if (Client.GenerateClientRequestId != null && Client.GenerateClientRequestId.Value)
-            {
-                _httpRequest.Headers.TryAddWithoutValidation("x-ms-client-request-id", System.Guid.NewGuid().ToString());
-            }
-            if (Client.AcceptLanguage != null)
-            {
-                if (_httpRequest.Headers.Contains("accept-language"))
-                {
-                    _httpRequest.Headers.Remove("accept-language");
-                }
-                _httpRequest.Headers.TryAddWithoutValidation("accept-language", Client.AcceptLanguage);
-            }
-
-
-            if (customHeaders != null)
-            {
-                foreach(var _header in customHeaders)
-                {
-                    if (_httpRequest.Headers.Contains(_header.Key))
-                    {
-                        _httpRequest.Headers.Remove(_header.Key);
-                    }
-                    _httpRequest.Headers.TryAddWithoutValidation(_header.Key, _header.Value);
-                }
-            }
-
-            // Serialize Request
-            string _requestContent = null;
-            // Set Credentials
-            if (Client.Credentials != null)
-            {
-                cancellationToken.ThrowIfCancellationRequested();
-                await Client.Credentials.ProcessHttpRequestAsync(_httpRequest, cancellationToken).ConfigureAwait(false);
-            }
-            // Send Request
-            if (_shouldTrace)
-            {
-                ServiceClientTracing.SendRequest(_invocationId, _httpRequest);
-            }
-            cancellationToken.ThrowIfCancellationRequested();
-            _httpResponse = await Client.HttpClient.SendAsync(_httpRequest, cancellationToken).ConfigureAwait(false);
-            if (_shouldTrace)
-            {
-                ServiceClientTracing.ReceiveResponse(_invocationId, _httpResponse);
-            }
-            System.Net.HttpStatusCode _statusCode = _httpResponse.StatusCode;
-            cancellationToken.ThrowIfCancellationRequested();
-            string _responseContent = null;
-            if ((int)_statusCode != 200)
-            {
-                var ex = new CloudException(string.Format("Operation returned an invalid status code '{0}'", _statusCode));
-                try
-                {
-                    _responseContent = await _httpResponse.Content.ReadAsStringAsync().ConfigureAwait(false);
-                    CloudError _errorBody =  Rest.Serialization.SafeJsonConvert.DeserializeObject<CloudError>(_responseContent, Client.DeserializationSettings);
-                    if (_errorBody != null)
-                    {
-                        ex = new CloudException(_errorBody.Message);
-                        ex.Body = _errorBody;
-                    }
-                }
-                catch (JsonException)
-                {
-                    // Ignore the exception
-                }
-                ex.Request = new HttpRequestMessageWrapper(_httpRequest, _requestContent);
-                ex.Response = new HttpResponseMessageWrapper(_httpResponse, _responseContent);
-                if (_httpResponse.Headers.Contains("x-ms-request-id"))
-                {
-                    ex.RequestId = _httpResponse.Headers.GetValues("x-ms-request-id").FirstOrDefault();
-                }
-                if (_shouldTrace)
-                {
-                    ServiceClientTracing.Error(_invocationId, ex);
-                }
-                _httpRequest.Dispose();
-                if (_httpResponse != null)
-                {
-                    _httpResponse.Dispose();
-                }
-                throw ex;
-            }
-            // Create Result
-            var _result = new AzureOperationResponse<IPage<ServiceRunner>>();
-            _result.Request = _httpRequest;
-            _result.Response = _httpResponse;
-            if (_httpResponse.Headers.Contains("x-ms-request-id"))
-            {
-                _result.RequestId = _httpResponse.Headers.GetValues("x-ms-request-id").FirstOrDefault();
-            }
-            // Deserialize Response
-            if ((int)_statusCode == 200)
-            {
-                _responseContent = await _httpResponse.Content.ReadAsStringAsync().ConfigureAwait(false);
-                try
-                {
-                    _result.Body = Rest.Serialization.SafeJsonConvert.DeserializeObject<Page<ServiceRunner>>(_responseContent, Client.DeserializationSettings);
-                }
-                catch (JsonException ex)
-                {
-                    _httpRequest.Dispose();
-                    if (_httpResponse != null)
-                    {
-                        _httpResponse.Dispose();
-                    }
-                    throw new SerializationException("Unable to deserialize the response.", _responseContent, ex);
-                }
-            }
-            if (_shouldTrace)
-            {
-                ServiceClientTracing.Exit(_invocationId, _result);
-            }
-            return _result;
-        }
-
         /// <summary>
         /// Get service runner.
         /// </summary>
@@ -465,7 +256,7 @@ internal ServiceRunnersOperations(DevTestLabsClient client)
         }
 
         /// <summary>
-        /// Create or replace an existing Service runner.
+        /// Create or replace an existing service runner.
         /// </summary>
         /// <param name='resourceGroupName'>
         /// The name of the resource group.
@@ -885,178 +676,5 @@ internal ServiceRunnersOperations(DevTestLabsClient client)
             return _result;
         }
 
-        /// <summary>
-        /// List service runners in a given lab.
-        /// </summary>
-        /// <param name='nextPageLink'>
-        /// The NextLink from the previous successful call to List operation.
-        /// </param>
-        /// <param name='customHeaders'>
-        /// Headers that will be added to request.
-        /// </param>
-        /// <param name='cancellationToken'>
-        /// The cancellation token.
-        /// </param>
-        /// <exception cref="CloudException">
-        /// Thrown when the operation returned an invalid status code
-        /// </exception>
-        /// <exception cref="SerializationException">
-        /// Thrown when unable to deserialize the response
-        /// </exception>
-        /// <exception cref="ValidationException">
-        /// Thrown when a required parameter is null
-        /// </exception>
-        /// <exception cref="System.ArgumentNullException">
-        /// Thrown when a required parameter is null
-        /// </exception>
-        /// <return>
-        /// A response object containing the response body and response headers.
-        /// </return>
-        public async Task<AzureOperationResponse<IPage<ServiceRunner>>> ListNextWithHttpMessagesAsync(string nextPageLink, Dictionary<string, List<string>> customHeaders = null, CancellationToken cancellationToken = default(CancellationToken))
-        {
-            if (nextPageLink == null)
-            {
-                throw new ValidationException(ValidationRules.CannotBeNull, "nextPageLink");
-            }
-            // Tracing
-            bool _shouldTrace = ServiceClientTracing.IsEnabled;
-            string _invocationId = null;
-            if (_shouldTrace)
-            {
-                _invocationId = ServiceClientTracing.NextInvocationId.ToString();
-                Dictionary<string, object> tracingParameters = new Dictionary<string, object>();
-                tracingParameters.Add("nextPageLink", nextPageLink);
-                tracingParameters.Add("cancellationToken", cancellationToken);
-                ServiceClientTracing.Enter(_invocationId, this, "ListNext", tracingParameters);
-            }
-            // Construct URL
-            string _url = "{nextLink}";
-            _url = _url.Replace("{nextLink}", nextPageLink);
-            List<string> _queryParameters = new List<string>();
-            if (_queryParameters.Count > 0)
-            {
-                _url += (_url.Contains("?") ? "&" : "?") + string.Join("&", _queryParameters);
-            }
-            // Create HTTP transport objects
-            var _httpRequest = new HttpRequestMessage();
-            HttpResponseMessage _httpResponse = null;
-            _httpRequest.Method = new HttpMethod("GET");
-            _httpRequest.RequestUri = new System.Uri(_url);
-            // Set Headers
-            if (Client.GenerateClientRequestId != null && Client.GenerateClientRequestId.Value)
-            {
-                _httpRequest.Headers.TryAddWithoutValidation("x-ms-client-request-id", System.Guid.NewGuid().ToString());
-            }
-            if (Client.AcceptLanguage != null)
-            {
-                if (_httpRequest.Headers.Contains("accept-language"))
-                {
-                    _httpRequest.Headers.Remove("accept-language");
-                }
-                _httpRequest.Headers.TryAddWithoutValidation("accept-language", Client.AcceptLanguage);
-            }
-
-
-            if (customHeaders != null)
-            {
-                foreach(var _header in customHeaders)
-                {
-                    if (_httpRequest.Headers.Contains(_header.Key))
-                    {
-                        _httpRequest.Headers.Remove(_header.Key);
-                    }
-                    _httpRequest.Headers.TryAddWithoutValidation(_header.Key, _header.Value);
-                }
-            }
-
-            // Serialize Request
-            string _requestContent = null;
-            // Set Credentials
-            if (Client.Credentials != null)
-            {
-                cancellationToken.ThrowIfCancellationRequested();
-                await Client.Credentials.ProcessHttpRequestAsync(_httpRequest, cancellationToken).ConfigureAwait(false);
-            }
-            // Send Request
-            if (_shouldTrace)
-            {
-                ServiceClientTracing.SendRequest(_invocationId, _httpRequest);
-            }
-            cancellationToken.ThrowIfCancellationRequested();
-            _httpResponse = await Client.HttpClient.SendAsync(_httpRequest, cancellationToken).ConfigureAwait(false);
-            if (_shouldTrace)
-            {
-                ServiceClientTracing.ReceiveResponse(_invocationId, _httpResponse);
-            }
-            System.Net.HttpStatusCode _statusCode = _httpResponse.StatusCode;
-            cancellationToken.ThrowIfCancellationRequested();
-            string _responseContent = null;
-            if ((int)_statusCode != 200)
-            {
-                var ex = new CloudException(string.Format("Operation returned an invalid status code '{0}'", _statusCode));
-                try
-                {
-                    _responseContent = await _httpResponse.Content.ReadAsStringAsync().ConfigureAwait(false);
-                    CloudError _errorBody =  Rest.Serialization.SafeJsonConvert.DeserializeObject<CloudError>(_responseContent, Client.DeserializationSettings);
-                    if (_errorBody != null)
-                    {
-                        ex = new CloudException(_errorBody.Message);
-                        ex.Body = _errorBody;
-                    }
-                }
-                catch (JsonException)
-                {
-                    // Ignore the exception
-                }
-                ex.Request = new HttpRequestMessageWrapper(_httpRequest, _requestContent);
-                ex.Response = new HttpResponseMessageWrapper(_httpResponse, _responseContent);
-                if (_httpResponse.Headers.Contains("x-ms-request-id"))
-                {
-                    ex.RequestId = _httpResponse.Headers.GetValues("x-ms-request-id").FirstOrDefault();
-                }
-                if (_shouldTrace)
-                {
-                    ServiceClientTracing.Error(_invocationId, ex);
-                }
-                _httpRequest.Dispose();
-                if (_httpResponse != null)
-                {
-                    _httpResponse.Dispose();
-                }
-                throw ex;
-            }
-            // Create Result
-            var _result = new AzureOperationResponse<IPage<ServiceRunner>>();
-            _result.Request = _httpRequest;
-            _result.Response = _httpResponse;
-            if (_httpResponse.Headers.Contains("x-ms-request-id"))
-            {
-                _result.RequestId = _httpResponse.Headers.GetValues("x-ms-request-id").FirstOrDefault();
-            }
-            // Deserialize Response
-            if ((int)_statusCode == 200)
-            {
-                _responseContent = await _httpResponse.Content.ReadAsStringAsync().ConfigureAwait(false);
-                try
-                {
-                    _result.Body = Rest.Serialization.SafeJsonConvert.DeserializeObject<Page<ServiceRunner>>(_responseContent, Client.DeserializationSettings);
-                }
-                catch (JsonException ex)
-                {
-                    _httpRequest.Dispose();
-                    if (_httpResponse != null)
-                    {
-                        _httpResponse.Dispose();
-                    }
-                    throw new SerializationException("Unable to deserialize the response.", _responseContent, ex);
-                }
-            }
-            if (_shouldTrace)
-            {
-                ServiceClientTracing.Exit(_invocationId, _result);
-            }
-            return _result;
-        }
-
     }
 }
diff --git a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/ServiceRunnersOperationsExtensions.cs b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/ServiceRunnersOperationsExtensions.cs
index 0a5496deba78..0679245068b5 100644
--- a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/ServiceRunnersOperationsExtensions.cs
+++ b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/ServiceRunnersOperationsExtensions.cs
@@ -12,7 +12,6 @@ namespace Microsoft.Azure.Management.DevTestLabs
 {
     using Microsoft.Rest;
     using Microsoft.Rest.Azure;
-    using Microsoft.Rest.Azure.OData;
     using Models;
     using System.Threading;
     using System.Threading.Tasks;
@@ -22,52 +21,6 @@ namespace Microsoft.Azure.Management.DevTestLabs
     /// </summary>
     public static partial class ServiceRunnersOperationsExtensions
     {
-            /// <summary>
-            /// List service runners in a given lab.
-            /// </summary>
-            /// <param name='operations'>
-            /// The operations group for this extension method.
-            /// </param>
-            /// <param name='resourceGroupName'>
-            /// The name of the resource group.
-            /// </param>
-            /// <param name='labName'>
-            /// The name of the lab.
-            /// </param>
-            /// <param name='odataQuery'>
-            /// OData parameters to apply to the operation.
-            /// </param>
-            public static IPage<ServiceRunner> List(this IServiceRunnersOperations operations, string resourceGroupName, string labName, ODataQuery<ServiceRunner> odataQuery = default(ODataQuery<ServiceRunner>))
-            {
-                return operations.ListAsync(resourceGroupName, labName, odataQuery).GetAwaiter().GetResult();
-            }
-
-            /// <summary>
-            /// List service runners in a given lab.
-            /// </summary>
-            /// <param name='operations'>
-            /// The operations group for this extension method.
-            /// </param>
-            /// <param name='resourceGroupName'>
-            /// The name of the resource group.
-            /// </param>
-            /// <param name='labName'>
-            /// The name of the lab.
-            /// </param>
-            /// <param name='odataQuery'>
-            /// OData parameters to apply to the operation.
-            /// </param>
-            /// <param name='cancellationToken'>
-            /// The cancellation token.
-            /// </param>
-            public static async Task<IPage<ServiceRunner>> ListAsync(this IServiceRunnersOperations operations, string resourceGroupName, string labName, ODataQuery<ServiceRunner> odataQuery = default(ODataQuery<ServiceRunner>), CancellationToken cancellationToken = default(CancellationToken))
-            {
-                using (var _result = await operations.ListWithHttpMessagesAsync(resourceGroupName, labName, odataQuery, null, cancellationToken).ConfigureAwait(false))
-                {
-                    return _result.Body;
-                }
-            }
-
             /// <summary>
             /// Get service runner.
             /// </summary>
@@ -115,7 +68,7 @@ public static ServiceRunner Get(this IServiceRunnersOperations operations, strin
             }
 
             /// <summary>
-            /// Create or replace an existing Service runner.
+            /// Create or replace an existing service runner.
             /// </summary>
             /// <param name='operations'>
             /// The operations group for this extension method.
@@ -138,7 +91,7 @@ public static ServiceRunner CreateOrUpdate(this IServiceRunnersOperations operat
             }
 
             /// <summary>
-            /// Create or replace an existing Service runner.
+            /// Create or replace an existing service runner.
             /// </summary>
             /// <param name='operations'>
             /// The operations group for this extension method.
@@ -209,39 +162,5 @@ public static void Delete(this IServiceRunnersOperations operations, string reso
                 (await operations.DeleteWithHttpMessagesAsync(resourceGroupName, labName, name, null, cancellationToken).ConfigureAwait(false)).Dispose();
             }
 
-            /// <summary>
-            /// List service runners in a given lab.
-            /// </summary>
-            /// <param name='operations'>
-            /// The operations group for this extension method.
-            /// </param>
-            /// <param name='nextPageLink'>
-            /// The NextLink from the previous successful call to List operation.
-            /// </param>
-            public static IPage<ServiceRunner> ListNext(this IServiceRunnersOperations operations, string nextPageLink)
-            {
-                return operations.ListNextAsync(nextPageLink).GetAwaiter().GetResult();
-            }
-
-            /// <summary>
-            /// List service runners in a given lab.
-            /// </summary>
-            /// <param name='operations'>
-            /// The operations group for this extension method.
-            /// </param>
-            /// <param name='nextPageLink'>
-            /// The NextLink from the previous successful call to List operation.
-            /// </param>
-            /// <param name='cancellationToken'>
-            /// The cancellation token.
-            /// </param>
-            public static async Task<IPage<ServiceRunner>> ListNextAsync(this IServiceRunnersOperations operations, string nextPageLink, CancellationToken cancellationToken = default(CancellationToken))
-            {
-                using (var _result = await operations.ListNextWithHttpMessagesAsync(nextPageLink, null, cancellationToken).ConfigureAwait(false))
-                {
-                    return _result.Body;
-                }
-            }
-
     }
 }
diff --git a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/UsersOperations.cs b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/UsersOperations.cs
index cf41d091a4c5..02b0f7137c49 100644
--- a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/UsersOperations.cs
+++ b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/UsersOperations.cs
@@ -527,7 +527,8 @@ internal UsersOperations(DevTestLabsClient client)
         }
 
         /// <summary>
-        /// Modify properties of user profiles.
+        /// Allows modifying tags of user profiles. All other properties will be
+        /// ignored.
         /// </summary>
         /// <param name='resourceGroupName'>
         /// The name of the resource group.
diff --git a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/UsersOperationsExtensions.cs b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/UsersOperationsExtensions.cs
index dbafd0da6ced..8bbdb366d575 100644
--- a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/UsersOperationsExtensions.cs
+++ b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/UsersOperationsExtensions.cs
@@ -218,7 +218,8 @@ public static void Delete(this IUsersOperations operations, string resourceGroup
             }
 
             /// <summary>
-            /// Modify properties of user profiles.
+            /// Allows modifying tags of user profiles. All other properties will be
+            /// ignored.
             /// </summary>
             /// <param name='operations'>
             /// The operations group for this extension method.
@@ -241,7 +242,8 @@ public static User Update(this IUsersOperations operations, string resourceGroup
             }
 
             /// <summary>
-            /// Modify properties of user profiles.
+            /// Allows modifying tags of user profiles. All other properties will be
+            /// ignored.
             /// </summary>
             /// <param name='operations'>
             /// The operations group for this extension method.
diff --git a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/VirtualMachineSchedulesOperations.cs b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/VirtualMachineSchedulesOperations.cs
index e368d86af620..52cd441de247 100644
--- a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/VirtualMachineSchedulesOperations.cs
+++ b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/VirtualMachineSchedulesOperations.cs
@@ -930,7 +930,7 @@ internal VirtualMachineSchedulesOperations(DevTestLabsClient client)
         }
 
         /// <summary>
-        /// Modify properties of schedules.
+        /// Allows modifying tags of schedules. All other properties will be ignored.
         /// </summary>
         /// <param name='resourceGroupName'>
         /// The name of the resource group.
diff --git a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/VirtualMachineSchedulesOperationsExtensions.cs b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/VirtualMachineSchedulesOperationsExtensions.cs
index 75a38f17fbf6..52fe4ae7f8f6 100644
--- a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/VirtualMachineSchedulesOperationsExtensions.cs
+++ b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/VirtualMachineSchedulesOperationsExtensions.cs
@@ -240,7 +240,7 @@ public static void Delete(this IVirtualMachineSchedulesOperations operations, st
             }
 
             /// <summary>
-            /// Modify properties of schedules.
+            /// Allows modifying tags of schedules. All other properties will be ignored.
             /// </summary>
             /// <param name='operations'>
             /// The operations group for this extension method.
@@ -266,7 +266,7 @@ public static Schedule Update(this IVirtualMachineSchedulesOperations operations
             }
 
             /// <summary>
-            /// Modify properties of schedules.
+            /// Allows modifying tags of schedules. All other properties will be ignored.
             /// </summary>
             /// <param name='operations'>
             /// The operations group for this extension method.
diff --git a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/VirtualMachinesOperations.cs b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/VirtualMachinesOperations.cs
index 4b46d6ef003e..234b2d95aaaf 100644
--- a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/VirtualMachinesOperations.cs
+++ b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/VirtualMachinesOperations.cs
@@ -474,7 +474,7 @@ internal VirtualMachinesOperations(DevTestLabsClient client)
         }
 
         /// <summary>
-        /// Create or replace an existing Virtual machine. This operation can take a
+        /// Create or replace an existing virtual machine. This operation can take a
         /// while to complete.
         /// </summary>
         /// <param name='resourceGroupName'>
@@ -528,7 +528,8 @@ internal VirtualMachinesOperations(DevTestLabsClient client)
         }
 
         /// <summary>
-        /// Modify properties of virtual machines.
+        /// Allows modifying tags of virtual machines. All other properties will be
+        /// ignored.
         /// </summary>
         /// <param name='resourceGroupName'>
         /// The name of the resource group.
@@ -1451,7 +1452,7 @@ internal VirtualMachinesOperations(DevTestLabsClient client)
         }
 
         /// <summary>
-        /// Create or replace an existing Virtual machine. This operation can take a
+        /// Create or replace an existing virtual machine. This operation can take a
         /// while to complete.
         /// </summary>
         /// <param name='resourceGroupName'>
diff --git a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/VirtualMachinesOperationsExtensions.cs b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/VirtualMachinesOperationsExtensions.cs
index 11bf99f21bbe..2a1a56a707a9 100644
--- a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/VirtualMachinesOperationsExtensions.cs
+++ b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/VirtualMachinesOperationsExtensions.cs
@@ -123,7 +123,7 @@ public static partial class VirtualMachinesOperationsExtensions
             }
 
             /// <summary>
-            /// Create or replace an existing Virtual machine. This operation can take a
+            /// Create or replace an existing virtual machine. This operation can take a
             /// while to complete.
             /// </summary>
             /// <param name='operations'>
@@ -147,7 +147,7 @@ public static LabVirtualMachine CreateOrUpdate(this IVirtualMachinesOperations o
             }
 
             /// <summary>
-            /// Create or replace an existing Virtual machine. This operation can take a
+            /// Create or replace an existing virtual machine. This operation can take a
             /// while to complete.
             /// </summary>
             /// <param name='operations'>
@@ -220,7 +220,8 @@ public static void Delete(this IVirtualMachinesOperations operations, string res
             }
 
             /// <summary>
-            /// Modify properties of virtual machines.
+            /// Allows modifying tags of virtual machines. All other properties will be
+            /// ignored.
             /// </summary>
             /// <param name='operations'>
             /// The operations group for this extension method.
@@ -243,7 +244,8 @@ public static LabVirtualMachine Update(this IVirtualMachinesOperations operation
             }
 
             /// <summary>
-            /// Modify properties of virtual machines.
+            /// Allows modifying tags of virtual machines. All other properties will be
+            /// ignored.
             /// </summary>
             /// <param name='operations'>
             /// The operations group for this extension method.
@@ -875,7 +877,7 @@ public static void UnClaim(this IVirtualMachinesOperations operations, string re
             }
 
             /// <summary>
-            /// Create or replace an existing Virtual machine. This operation can take a
+            /// Create or replace an existing virtual machine. This operation can take a
             /// while to complete.
             /// </summary>
             /// <param name='operations'>
@@ -899,7 +901,7 @@ public static LabVirtualMachine BeginCreateOrUpdate(this IVirtualMachinesOperati
             }
 
             /// <summary>
-            /// Create or replace an existing Virtual machine. This operation can take a
+            /// Create or replace an existing virtual machine. This operation can take a
             /// while to complete.
             /// </summary>
             /// <param name='operations'>
diff --git a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/VirtualNetworksOperations.cs b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/VirtualNetworksOperations.cs
index 01098e514910..38ccb3a47f41 100644
--- a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/VirtualNetworksOperations.cs
+++ b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/VirtualNetworksOperations.cs
@@ -527,7 +527,8 @@ internal VirtualNetworksOperations(DevTestLabsClient client)
         }
 
         /// <summary>
-        /// Modify properties of virtual networks.
+        /// Allows modifying tags of virtual networks. All other properties will be
+        /// ignored.
         /// </summary>
         /// <param name='resourceGroupName'>
         /// The name of the resource group.
diff --git a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/VirtualNetworksOperationsExtensions.cs b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/VirtualNetworksOperationsExtensions.cs
index cc8334a6dd40..792ab2d9d1bc 100644
--- a/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/VirtualNetworksOperationsExtensions.cs
+++ b/sdk/devtestlabs/Microsoft.Azure.Management.DevTestLabs/src/Generated/VirtualNetworksOperationsExtensions.cs
@@ -218,7 +218,8 @@ public static void Delete(this IVirtualNetworksOperations operations, string res
             }
 
             /// <summary>
-            /// Modify properties of virtual networks.
+            /// Allows modifying tags of virtual networks. All other properties will be
+            /// ignored.
             /// </summary>
             /// <param name='operations'>
             /// The operations group for this extension method.
@@ -241,7 +242,8 @@ public static VirtualNetwork Update(this IVirtualNetworksOperations operations,
             }
 
             /// <summary>
-            /// Modify properties of virtual networks.
+            /// Allows modifying tags of virtual networks. All other properties will be
+            /// ignored.
             /// </summary>
             /// <param name='operations'>
             /// The operations group for this extension method.