Understanding AppFabric is critical to creating a platform that will perform quickly and efficiently. Lucky enough Microsoft has released an AppFabric Training Kit.
You can download heaps of great content from http://www.microsoft.com/en-us/download/details.aspx?id=7956
Windows Server AppFabric is a set of integrated technologies that make it easier to build, scale and manage Web and composite applications that run on IIS. Windows Server AppFabric targets applications built using ASP.NET, Windows Communication Foundation (WCF), and Windows Workflow Foundation (WF). This training kit will take you through all the parts of AppFabric and how to develop applications using the capabilities AppFabric provides. The training is broken up into two classes as follows: