Fixes related to open issues. (#122)

* Update framework winforms landing

* Add note about attribute

* Adjust storyboard overview

* Fix comments in snippet

* Adjust table in getting started

* Add missing encoded char

* Fix bad desiredheight prop

* Fix blank column

* Fix description metadata

* Review feedback

dotnet-desktop-guide/framework/winforms/controls/defining-default-values-with-the-shouldserialize-and-reset-methods.md

@@ -1,5 +1,6 @@
 ---
 title: "Defining Default Values with the ShouldSerialize and Reset Methods"
+description: "Learn how to use the ShouldSerialize and Reset property methods to control the Windows Forms designer behavior."
 ms.date: "03/30/2017"
 dev_langs:
   - "csharp"
@@ -10,7 +11,7 @@ helpviewer_keywords:
 ms.assetid: 7b6c5e00-3771-46b4-9142-5a80d5864a5e
 ---
 # Defining Default Values with the ShouldSerialize and Reset Methods
-`ShouldSerialize` and `Reset` are optional methods that you can provide for a property, if the property does not a have simple default value. If the property has a simple default value, you should apply the <xref:System.ComponentModel.DefaultValueAttribute> and supply the default value to the attribute class constructor instead. Either of these mechanisms enables the following features in the designer:
+`ShouldSerialize` and `Reset` are optional methods that you can provide for a property, if the property does not have a simple default value. If the property has a simple default value, you should apply the <xref:System.ComponentModel.DefaultValueAttribute> and supply the default value to the attribute class constructor instead. Either of these mechanisms enables the following features in the designer:
 
 - The property provides visual indication in the property browser if it has been modified from its default value.
 
@@ -56,6 +57,9 @@ public bool ShouldSerializeMyFont() {
 }
 ```
 
+> [!TIP]
+> If you want to permanently prevent a property from being serialized by the designer, add the [DesignerSerializationVisibility](xref:System.ComponentModel.DesignerSerializationVisibilityAttribute) attribute with the value of `Hidden`.
+
  A complete code example follows.
 
 ```vb
@@ -141,3 +145,4 @@ public class MyControl : Control {
 - [Properties in Windows Forms Controls](properties-in-windows-forms-controls.md)
 - [Defining a Property](defining-a-property-in-windows-forms-controls.md)
 - [Property-Changed Events](property-changed-events.md)
+- <xref:System.ComponentModel.DesignerSerializationVisibilityAttribute?displayProperty=fullName>

dotnet-desktop-guide/framework/winforms/index.yml

@@ -1,11 +1,11 @@
 ### YamlMime:Landing
 
 title: .NET Desktop Guide for Windows Forms
-summary: Learn about using Windows Forms on Windows with either .NET Framework, .NET 5 and above, or .NET Core 3.1.
+summary: Learn about Windows Forms (WinForms), a graphical user interface for Windows and .NET Framework.
 
 metadata:
   title: Windows Forms for .NET documentation
-  description: Learn about using Windows Forms (WinForms), a graphical user interface for Windows and .NET.
+  description: Learn about Windows Forms (WinForms), a graphical user interface for Windows and .NET Framework.
   ms.topic: landing-page
   ms.date: 08/30/2020
 
@@ -27,7 +27,7 @@ landingContent:
             url: /visualstudio/designers/walkthrough-windows-forms-designer
           - text: Create a WinForms app from the command-line
             url: how-to-create-a-windows-forms-application-from-the-command-line.md
-            
+
   - title: Controls
     linkLists:
       - linkListType: overview
@@ -59,4 +59,28 @@ landingContent:
         links:
           - text: Order in which events are raised
             url: order-of-events-in-windows-forms.md
-            
+
+  - title: Input
+    linkLists:
+      - linkListType: overview
+        links:
+          - text: About keyboard input
+            url: how-keyboard-input-works.md
+          - text: About mouse input
+            url: how-mouse-input-works-in-windows-forms.md
+      - linkListType: concept
+        links:
+          - text: Keyboard events
+            url: using-keyboard-events.md
+          - text: Mouse events
+            url: mouse-events-in-windows-forms.md
+          - text: Mouse pointers
+            url: mouse-pointers-in-windows-forms.md
+      - linkListType: how-to-guide
+        links:
+          - text: Modify keyboard input
+            url: how-to-modify-keyboard-input-to-a-standard-control.md
+          - text: Detect modifier keyboard keys
+            url: how-to-determine-which-modifier-key-was-pressed.md
+          - text: Distinguish between single/double clicks
+            url: how-to-distinguish-between-clicks-and-double-clicks.md