Slides+Demos

1)http://www.scottgu.com/talks.aspx
2)http://weblogs.asp.net/skoganti/
3)http://www.geekpedia.com/
4)http://www.dotnetrocks.com/archives.aspx

Tips and Tricks for Asp.net and Ajax

Tips and Tricks for Asp.net and Ajax
http://www.aspnet101.com/aspnet101/tips.aspx
http://www.asp.net/roadshow/
http://weblogs.asp.net/scottgu/pages/ASP.NET-2.0-Tips_2C00_-Tricks_2C00_-Recipes-and-Gotchas.aspx
http://www.xmlforasp.net/codeSection.aspx
http://www.ajaxium.com/ajax-tips-and-tricks.aspx