http://blogs.msdn.com/b/zxue/archive/2011/02/03/wp7-development-for-beginners.aspxCheck out this video series at Microsoft Channel9 . This video series will help aspiring Windows Phone 7 developers get started. We'll start off with the basics and work our way up so in a few hours, you will know enough to build simple WP7 applicationsen-USTelligent Evolution Platform Developer Build (Build: 5.6.50428.7875)