WP 7.5 from Zero 2 Marketplace
Cool Stuff Your App Can Do
What's new in Windows Phone Mango for Developers
Windows Phone 7.5 (Mango)
Designing for Windows Phone 8
follow-app BOOTCAMP 2: Windows phone fast application switching
Windows Phone Fast App Switching, Tombstoning and Multitasking
runningdeactivateddormantactivated Phone resources detached Threads & timers suspended Fast App Resume Save State! State preserved! e.IsApplicationInstancePreserved.
