In this tutorial we talk about the basics of working with shared objects with Wowza Media Server and Flex 4.5 with AS3. This tutorial covers connecting to a shared object on both the server side and client side, manipulating data from the server side and taking advantage of the send() method on the shared object from both sides. The concepts behind these techniques are discussed and should give you a good idea of how and why to use each one.
Tutorial #48: Working with Shared Objects with Wowza and Flex