Windows Communication Foundation: Getting started

Tomorrow I will be presenting a seminar on WCF at Microsoft’s. After many seminars on .NET technologies, ranging from Smart Clients, ADO, VSTO, WPF it will be nice to get into some very technical stuff again. I really like the way Microsoft has abstracted the bad details away from the actual code you write and allows you to configure your way into inter process communication.
Here are some links that helped me getting started: