WCF is a framework for building service-oriented applications.  The flexibility of the framework makes it very powerful, but that power requires some wisdom in the implementation.  In this post, there will not be many answers, but I hope to help you determine what questions to ask.

Sharing assemblies between the server and the client

Many developers like to do things such as override ToString().  Not surprisingly, that code will not survive being sent over WCF.  It is…