Now you have learned how to turn on distributed transaction support for a WCF service. Before you dive into the distributed transaction world in your real work environment, you need to be aware that distributed transaction support will impact your applications in a few areas, sometimes maybe significantly.
The following is a list of some of the impacts for distributed transactions:
You should analyze your requirements, consider all pros and cons of turning the distributed transaction support on, and then make your own judgment for your applications.