http://msdn.microsoft.com/msdntv/ep...MS/manifest.xml
"Microsoft Embedded MVP Maarten Struys shows how to create an application for a Windows Mobile 5.0 device using Visual Studio 2005. Learn how Visual Studio 2005 helps you to create user interfaces that will run on different devices with different display orientation modes and form factors."
Another helpful video to learn Windows Mobile 5.0 application development. If you want to learn more about display resolutions and how to adapt your application then check out this
post.