How to write An Outlook COM add-in

Last month, I began to write an Outlook COM add-in. CodeProject have many articles about that, their are really helpful. So I make a list of these articles's title and urls, hope it will be helpful to others.

• Amit Dey :
• Building an Office2K COM addin with VC++/ATL
• virtually_void :
• Extending Outlook with new features
  
• digitally_urs : 
• Developing an Office 2003 COM add-in with VC++/ATL
  
• chakkaradeepcc : 
• Microsoft Outlook Add-in Tutorial - 1: Adding a new Toolbar and Button 
• Microsoft Outlook Add-in Tutorial - 2: Addding Events to Button