I've just had a white paper published on MSDN.

It show how to us WF to manage wrkflow among a groupof huan actors- it's really cool ithat the communication with the actors is via common protocols like email and instant messenger.

Take a look at the white paper here.

You can also see nd discuss this at my session on WF @ Code Camp.

I'll also probabl being running through the saple as a lab @ CodeCamp too...