We all have this question in our mind. “Why does my application break when we change the Operating Systems?” Typically, whenever a new OS is released, Microsoft makes every effort to ensure application Compatibility. Unfortunately, as the OS evolves and when reliability, security and performance improvements are made, there are some comprises which are made…

Here are some resources for Windows Phone 7 Development General Information about WP7: http://www.windowsphone7.com Free Developer tools download and developer resources: http://developer.windowsphone.com Code Samples for Windows Phone: http://msdn.microsoft.com/en-us/library/ff431744(v=VS.92).aspx Windows Phone 7 Training Kit: http://www.microsoft.com/downloads/en/details.aspx?FamilyID=ca23285f-bab8-47fa-b364-11553e076a9a