diff --git a/xml/System.Buffers/SequenceReader`1.xml b/xml/System.Buffers/SequenceReader`1.xml
index f5eb4d93f78..cda5104f27b 100644
--- a/xml/System.Buffers/SequenceReader`1.xml
+++ b/xml/System.Buffers/SequenceReader`1.xml
@@ -549,7 +549,7 @@
       </Parameters>
       <Docs>
         <param name="delimiters">The delimiters to search for.</param>
-        <param name="advancePastDelimiter">>see langword="true" /> to move past the first instance of any of the given <paramref name="delimiters" />; <see lanword="false" /> to not move past the delimiter.</param>
+        <param name="advancePastDelimiter"><see langword="true" /> to move past the first instance of any of the given <paramref name="delimiters" />; <see lanword="false" /> to not move past the delimiter.</param>
         <summary>Searches for any of a number of specified delimiters and optionally advances past the first one to be found.</summary>
         <returns><see langword="true" /> if any of the given <paramref name="delimiters" /> was found.</returns>
         <remarks>To be added.</remarks>
@@ -782,7 +782,7 @@ This method copies a fixed amount of data out of the sequence if possible. It do
       <Docs>
         <param name="span">When the method returns, contains the data read, if any.</param>
         <param name="delimiter">The delimiter to look for.</param>
-        <param name="delimiterEscape">>A value that indicates that an immediately following <paramref name="delimiter" /> is to be skipped.</param>
+        <param name="delimiterEscape">A value that indicates that an immediately following <paramref name="delimiter" /> is to be skipped.</param>
         <param name="advancePastDelimiter"><see langword="true" /> to move past the <paramref name="delimiter" /> if found.</param>
         <summary>Tries to read everything up to the given <paramref name="delimiter" />, ignoring delimiters that are preceded by <paramref name="delimiterEscape" />.</summary>
         <returns><see langword="true" /> if the <paramref name="delimiter" /> was found; otherwise, <see langword="false" />.</returns>
diff --git a/xml/System.Globalization/ISOWeek.xml b/xml/System.Globalization/ISOWeek.xml
index 400b9f55920..c1e357b9022 100644
--- a/xml/System.Globalization/ISOWeek.xml
+++ b/xml/System.Globalization/ISOWeek.xml
@@ -18,7 +18,7 @@
   </Base>
   <Interfaces />
   <Docs>
-    <summary>>Provides static members to support the ISO week date that is part of the ISO 8601 date and time standard issued by the International Organization for Standardization (ISO).</summary>
+    <summary>Provides static members to support the ISO week date that is part of the ISO 8601 date and time standard issued by the International Organization for Standardization (ISO).</summary>
     <remarks>To be added.</remarks>
   </Docs>
   <Members>
@@ -214,4 +214,4 @@
       </Docs>
     </Member>
   </Members>
-</Type>
\ No newline at end of file
+</Type>
diff --git a/xml/System/ReadOnlySpan`1+Enumerator.xml b/xml/System/ReadOnlySpan`1+Enumerator.xml
index 3f848621e78..bb11045499c 100644
--- a/xml/System/ReadOnlySpan`1+Enumerator.xml
+++ b/xml/System/ReadOnlySpan`1+Enumerator.xml
@@ -28,7 +28,11 @@
   <Docs>
     <summary>Provides an enumerator for the elements of a <see cref="T:System.ReadOnlySpan`1" />.</summary>
     <remarks>
-      <format type="text/markdown"><![CDATA[The C# [foreach](~/docs/csharp/language-reference/keywords/foreach-in.md) of the C# language and the [For Each...Next](~/docs/visual-basic/language-reference/statements/for-each-next-statement.md) construct in Visual Basic hides the complexity of enumerators. Instead of directly manipulating the enumerator, using `foreach` or `For Each...Next` is recommended. 
+      <format type="text/markdown"><![CDATA[
+
+## Remarks
+
+The C# [foreach](~/docs/csharp/language-reference/keywords/foreach-in.md) of the C# language and the [For Each...Next](~/docs/visual-basic/language-reference/statements/for-each-next-statement.md) construct in Visual Basic hides the complexity of enumerators. Instead of directly manipulating the enumerator, using `foreach` or `For Each...Next` is recommended. 
 
 Initially, the enumerator is positioned before the first element in the <xref:System.ReadOnlySpan`1>. At this position, <xref:System.ReadOnlySpan`1.Enumerator.Current> is undefined. You must call <xref:System.ReadOnlySpan`1.Enumerator.MoveNext%2A> to advance the enumerator to the first item in the <xref:System.ReadOnlySpan`1> before reading the value of <xref:System.ReadOnlySpan`1.Enumerator.Current>.
 
@@ -42,7 +46,9 @@ Unlike some other enumerator structures in .NET, the <xref:System.ReadOnlySpan`1
 
 - Does not implement the <xref:System.Collections.IEnumerator> or <xref:System.Collections.Generic.IEnumerator`1> interface. This is because <xref:System.ReadOnlySpan`1.Enumerator> is a [ref struct](~/docs/csharp/language-reference/keywords/ref.md#ref-struct-types) and cannot be boxed.
 
-- Does not include a `Reset` method, which can set the enumerator to its initial position before the first element in the span. (The <xref:System.Collections.IEnumerator.Reset?displayProperty=nameWithType> method must be implemented as part of the interface, but most implementors either throw an exception or provide no implementation.)]]></format>
+- Does not include a `Reset` method, which can set the enumerator to its initial position before the first element in the span. (The <xref:System.Collections.IEnumerator.Reset?displayProperty=nameWithType> method must be implemented as part of the interface, but most implementors either throw an exception or provide no implementation.)
+
+]]></format>
     </remarks>
   </Docs>
   <Members>
@@ -74,13 +80,19 @@ Unlike some other enumerator structures in .NET, the <xref:System.ReadOnlySpan`1
         <summary>Gets a reference to the item at the current position of the enumerator.</summary>
         <value>The element in the <see cref="T:System.ReadOnlySpan`1" /> at the current position of the enumerator.</value>
         <remarks>
-          <format type="text/markdown"><![CDATA[`Current` is undefined under either of the following conditions: 
+          <format type="text/markdown"><![CDATA[
+
+## Remarks
+
+`Current` is undefined under either of the following conditions: 
 
 - Immediately after the enumerator is created, the enumerator is positioned before the first element in the span. <xref:System.ReadOnlySpan`1.Enumerator.MoveNext*> must be called to advance the enumerator to the first element of the span before reading the value of `Current`.
 
 - The last call to <xref:System.ReadOnlySpan`1.Enumerator.MoveNext*> returned `false`, which indicates the end of the span. 
 
-`Current` returns the same value until <xref:System.ReadOnlySpan`1.Enumerator.MoveNext*> is called. <xref:System.ReadOnlySpan`1.Enumerator.MoveNext*> sets `Current` to the next item in the span.]]></format>
+`Current` returns the same value until <xref:System.ReadOnlySpan`1.Enumerator.MoveNext*> is called. <xref:System.ReadOnlySpan`1.Enumerator.MoveNext*> sets `Current` to the next item in the span.
+
+]]></format>
         </remarks>
       </Docs>
     </Member>
@@ -106,13 +118,19 @@ Unlike some other enumerator structures in .NET, the <xref:System.ReadOnlySpan`1
       <Parameters />
       <Docs>
         <summary>Advances the enumerator to the next item of the <see cref="System.ReadOnlySpan`1" />.</summary>
-        <returns>`true` if the enumerator successfully advanced to the next item; `false` if the end of the span has been passed.</returns>
+        <returns><see langword="true" /> if the enumerator successfully advanced to the next item; <see langword="false" /> if the end of the span has been passed.</returns>
         <remarks>
-          <format type="text/markdown"><![CDATA[After an enumerator is created, it is positioned before the first element in the span, and the first call to `MoveNext` advances the enumerator to the first item in the span. 
+          <format type="text/markdown"><![CDATA[
+
+## Remarks
+
+After an enumerator is created, it is positioned before the first element in the span, and the first call to `MoveNext` advances the enumerator to the first item in the span. 
+
+If `MoveNext` passes the end of the span, `MoveNext` returns `false`. When the enumerator is at this state, subsequent calls to `MoveNext` also return `false`.
 
-If `MoveNext` passes the end of the span, `MoveNext` returns `false`. When the enumerator is at this state, subsequent calls to `MoveNext` also return `false`.]]></format>
+]]></format>
         </remarks>
       </Docs>
     </Member>
   </Members>
-</Type>
\ No newline at end of file
+</Type>
diff --git a/xml/System/Span`1+Enumerator.xml b/xml/System/Span`1+Enumerator.xml
index 049d5fd767c..ea5bfed19c8 100644
--- a/xml/System/Span`1+Enumerator.xml
+++ b/xml/System/Span`1+Enumerator.xml
@@ -52,7 +52,7 @@ Unlike some other enumerator structures in .NET, the <xref:System.Span%601.Enume
 
 - Does not include a `Reset` method, which can set the enumerator to its initial position before the first element in the span. (The <xref:System.Collections.IEnumerator.Reset?displayProperty=nameWithType> method must be implemented as part of the interface, but most implementors either throw an exception or provide no implementation.) 
  
-      ]]></format>
+]]></format>
     </remarks>
   </Docs>
   <Members>
@@ -89,7 +89,7 @@ Unlike some other enumerator structures in .NET, the <xref:System.Span%601.Enume
 
 `Current` returns the same value until <xref:System.Span%601.Enumerator.MoveNext%2A> is called. <xref:System.Span%601.Enumerator.MoveNext%2A> sets `Current` to the next item in the span. 
 
-      ]]></format>
+]]></format>
         </remarks>
       </Docs>
     </Member>
@@ -115,7 +115,7 @@ Unlike some other enumerator structures in .NET, the <xref:System.Span%601.Enume
       <Parameters />
       <Docs>
         <summary>Advances the enumerator to the next item of the <see cref="System.Span`1" />.</summary>
-        <returns>`true` if the enumerator successfully advanced to the next item; `false` if the end of the span has been passed.</returns>
+        <returns><see langword="true" /> if the enumerator successfully advanced to the next item; <see langword="false" /> if the end of the span has been passed.</returns>
         <remarks>
           <format type="text/markdown"><![CDATA[  
 
@@ -123,9 +123,9 @@ After an enumerator is created, it is positioned before the first element in the
 
 If `MoveNext` passes the end of the span, `MoveNext` returns `false`. When the enumerator is at this state, subsequent calls to `MoveNext` also return `false`.
 
-         ]]></format>
+]]></format>
         </remarks>
       </Docs>
     </Member>
   </Members>
-</Type>
\ No newline at end of file
+</Type>