Visual Studio add-in API resources [closed]

Question

Where can I find examples and API information, besides the MSDN, on creating add-ins for Visual Studio .net 2008?

Answer 1

1. Download the Visual Studio SDK.
2. Go to the Visual Studio Extensibility Developer Center
3. Visit the Visual Studio Extensibility Forum

Answer 2

Creating Visual Studio Add-Ins

Answer 3

Book: Visual Studio Extensibility (Wrox)