Dan Waters, Academic Developer Evangelist at Microsoft, has authored a series of tutorials to integrate Windows Phone 7, Windows Azure, SQL Azure, WCF, and Push Notifications into a single package!

httpv://www.youtube.com/watch?v=oFUhBx-nmDc

Here’s the series of tutorials with code-snippets:

1. Introduction
2. Configuring SQL Azure
3. Polling Stock Quotes with an Azure Worker Role
4. Using a WCF Web Role to Register Phone Apps for Push Notifications
5. Bringing It All Together With Windows Phone 7

Here is a more detailed view of the various projects in a code walkthrough video:

httpv://www.youtube.com/watch?v=pNc-_BlditU

Photo by katiew