Remove empty example intro (#11960)

Author: gewarren

xml/System.Xml.Serialization/SoapIncludeAttribute.xml

@@ -196,15 +196,9 @@
         <remarks>
           <format type="text/markdown"><![CDATA[  
   
-## Remarks  
- Apply multiple instances of the <xref:System.Xml.Serialization.SoapIncludeAttribute> to a field or property that returns either an array of objects, an <xref:System.Collections.ArrayList> that contains a collection of objects, or an object that can return multiple types. Set the <xref:System.Xml.Serialization.SoapIncludeAttribute.Type%2A> property for each type that you want the field or property to contain.  
-  
-   
-  
-## Examples  
- The following example applies the <xref:System.Xml.Serialization.SoapIncludeAttribute> twice to an XML Web services method. The method returns an object of type `Vehicle` (a base class). The <xref:System.Xml.Serialization.SoapIncludeAttribute> allows the method to return instances of classes derived from the `Vehicle` class.  
-  
-  
+## Remarks
+
+Apply multiple instances of the <xref:System.Xml.Serialization.SoapIncludeAttribute> to a field or property that returns either an array of objects, an <xref:System.Collections.ArrayList> that contains a collection of objects, or an object that can return multiple types. Set the <xref:System.Xml.Serialization.SoapIncludeAttribute.Type%2A> property for each type that you want the field or property to contain. 
   
  ]]></format>
         </remarks>