diff --git a/doc/en/Gdk/VisibilityState.xml b/doc/en/Gdk/VisibilityState.xml
index 5d02720d2..add69f03f 100644
--- a/doc/en/Gdk/VisibilityState.xml
+++ b/doc/en/Gdk/VisibilityState.xml
@@ -7,8 +7,8 @@
   </AssemblyInfo>
   <ThreadSafetyStatement>Gtk# is thread aware, but not thread safe; See the <link location="node:gtk-sharp/programming/threads">Gtk# Thread Programming</link> for details.</ThreadSafetyStatement>
   <Docs>
-    <summary>To be added</summary>
-    <remarks>To be added</remarks>
+    <summary>Specifies the visiblity status of a window for a <see cref="T:Gdk.EventVisibility"/>.</summary>
+    <remarks></remarks>
   </Docs>
   <Base>
     <BaseTypeName>System.Enum</BaseTypeName>
@@ -34,8 +34,8 @@
       </ReturnValue>
       <Parameters />
       <Docs>
-        <summary>To be added</summary>
-        <remarks>To be added</remarks>
+        <summary>The window is completely visible.</summary>
+        <remarks></remarks>
       </Docs>
     </Member>
     <Member MemberName="Partial">
@@ -46,8 +46,8 @@
       </ReturnValue>
       <Parameters />
       <Docs>
-        <summary>To be added</summary>
-        <remarks>To be added</remarks>
+        <summary>The window is partially visible.</summary>
+        <remarks></remarks>
       </Docs>
     </Member>
     <Member MemberName="FullyObscured">
@@ -58,8 +58,8 @@
       </ReturnValue>
       <Parameters />
       <Docs>
-        <summary>To be added</summary>
-        <remarks>To be added</remarks>
+        <summary>The window is not visible at all.</summary>
+        <remarks></remarks>
       </Docs>
     </Member>
     <Member MemberName="value__">
diff --git a/doc/en/Gdk/WMDecoration.xml b/doc/en/Gdk/WMDecoration.xml
index 6bf386fd4..71d77b1b2 100644
--- a/doc/en/Gdk/WMDecoration.xml
+++ b/doc/en/Gdk/WMDecoration.xml
@@ -7,8 +7,8 @@
   </AssemblyInfo>
   <ThreadSafetyStatement>Gtk# is thread aware, but not thread safe; See the <link location="node:gtk-sharp/programming/threads">Gtk# Thread Programming</link> for details.</ThreadSafetyStatement>
   <Docs>
-    <summary>To be added</summary>
-    <remarks>To be added</remarks>
+    <summary>These are hints originally defined by the Motif toolkit. The window manager can use them when determining how to decorate the window. </summary>
+    <remarks>The hint must be set before mapping the window.</remarks>
   </Docs>
   <Base>
     <BaseTypeName>System.Enum</BaseTypeName>
@@ -34,8 +34,8 @@
       </ReturnValue>
       <Parameters />
       <Docs>
-        <summary>To be added</summary>
-        <remarks>To be added</remarks>
+        <summary>All decorations should be applied.</summary>
+        <remarks></remarks>
       </Docs>
     </Member>
     <Member MemberName="Border">
@@ -46,8 +46,8 @@
       </ReturnValue>
       <Parameters />
       <Docs>
-        <summary>To be added</summary>
-        <remarks>To be added</remarks>
+        <summary>A frame should be drawn around the window.</summary>
+        <remarks></remarks>
       </Docs>
     </Member>
     <Member MemberName="Resizeh">
@@ -58,8 +58,8 @@
       </ReturnValue>
       <Parameters />
       <Docs>
-        <summary>To be added</summary>
-        <remarks>To be added</remarks>
+        <summary>The frame should have resize handles.</summary>
+        <remarks></remarks>
       </Docs>
     </Member>
     <Member MemberName="Title">
@@ -70,8 +70,8 @@
       </ReturnValue>
       <Parameters />
       <Docs>
-        <summary>To be added</summary>
-        <remarks>To be added</remarks>
+        <summary>A titlebar should be placed above the window.</summary>
+        <remarks></remarks>
       </Docs>
     </Member>
     <Member MemberName="Menu">
@@ -82,8 +82,8 @@
       </ReturnValue>
       <Parameters />
       <Docs>
-        <summary>To be added</summary>
-        <remarks>To be added</remarks>
+        <summary>A button for opening a menu should be included.</summary>
+        <remarks></remarks>
       </Docs>
     </Member>
     <Member MemberName="Minimize">
@@ -94,8 +94,8 @@
       </ReturnValue>
       <Parameters />
       <Docs>
-        <summary>To be added</summary>
-        <remarks>To be added</remarks>
+        <summary>A minimize button should be included.</summary>
+        <remarks></remarks>
       </Docs>
     </Member>
     <Member MemberName="Maximize">
@@ -106,8 +106,8 @@
       </ReturnValue>
       <Parameters />
       <Docs>
-        <summary>To be added</summary>
-        <remarks>To be added</remarks>
+        <summary>A maximize button should be included.</summary>
+        <remarks></remarks>
       </Docs>
     </Member>
     <Member MemberName="value__">