edit pass: articles-about-management-groups

Author: ShawnJackson

articles/governance/management-groups/how-to/protect-resource-hierarchy.md

@@ -31,7 +31,7 @@ these operations are available in the Azure built-in role Hierarchy Settings Adm
 
 ## <a name="setting---default-management-group">Setting: Define the default management group
 
-By default, a new subscription that you add in a tenant is added as a member of the root management
+By default, a new subscription that you add in a tenant becomes a member of the root management
 group. If you assign policy assignments, Azure RBAC, and other governance
 constructs to the root management group, they immediately affect these new
 subscriptions. For this reason, many organizations don't apply these constructs at the root

articles/governance/management-groups/manage.md

@@ -56,7 +56,7 @@ You can change the name of the management group by using the Azure portal, Azure
 
 ### Change the name in Azure PowerShell
 
-To update the display name, use `Update-AzManagementGroup`. For example, to change a management
+To update the display name, use `Update-AzManagementGroup` in Azure PowerShell. For example, to change a management
 group's display name from **Contoso IT** to **Contoso Group**, run the following command:
 
 ```azurepowershell-interactive

articles/governance/management-groups/overview.md

@@ -29,7 +29,7 @@ creating a hierarchy for governance by using management groups.
 :::image-end:::
 
 You can create a hierarchy that applies a policy, for example, that limits VM locations to the West US region in the management group called _Corp_. This policy will inherit all the Enterprise Agreement (EA) subscriptions that are descendants of that management group and will apply to all VMs under those subscriptions. The resource or subscription
-owner can't alter this security policy, which allows for improved governance.
+owner can't alter this security policy, to allow for improved governance.
 
 > [!NOTE]
 > Management groups aren't currently supported in cost management features for Microsoft Customer Agreement (MCA) subscriptions.
@@ -67,10 +67,9 @@ you can assign your account as the owner of the root management group.
 
 ### Important facts about the root management group
 
-- By default, the root management group's display name is **Tenant root group** and operates itself as a management group. The ID is the same value as the Microsoft Entra tenant ID.
+- By default, the root management group's display name is **Tenant root group**, and it operates itself as a management group. The ID is the same value as the Microsoft Entra tenant ID.
 - To change the display name, your account must have the Owner or Contributor role on the
-  root management group. To update
-  the name of a management group, see
+  root management group. For more information, see
   [Change the name of a management group](manage.md#change-the-name-of-a-management-group).
 - The root management group can't be moved or deleted, unlike other management groups.
 - All subscriptions and management groups fold up into one root management group within the