With this article I would provide some information for testing the scenario from end to end perspective, this is a point of view and a discussion derived from personal experience and real cases, I hope that it could be useful for some BizTalk admin, I want divide this argument in many different posts.

There are many reasons to create a test plan, I think that one of these could came from the fact that customer found lots of issues after the product was released, many times I conducted test plans to details some aspects for example during an architecture review on an assessment, for this reason I'll speak about this topic too during the London BID

Testing customer scenario will help us ship better quality product and user experience. The functional specification is used to drive the testing of scenario.