Create a SharePoint feature in Visual Studio

http://code-journey.com/2009/03/25/how-to-create-a-new-feature-in-sharepoint-using-visual-studio/

Sharepoint feature receiver

http://www.nnihlen.com/blog/archive/2006/12/04/724.aspx

http://code-journey.com/2009/07/05/add-an-event-handler-feature-receiver-to-a-sharepoint-feature/

http://ivydotnet.spaces.live.com/blog/cns!F0ADF64956CA5930!291.entry

http://blog.tylerholmes.com/2008/03/walkthrough-creating-sharepoint-feature.html

http://social.msdn.microsoft.com/Forums/en-US/sharepointdevelopment/thread/24f5e19c-4496-4f11-89be-2e24242a2e4e

http://dkeeling.spaces.live.com/blog/cns!1FF0B17B869C973!146.entry