I have a solution file with two applications loaded. Both are MVC enabled apps, one is a data API the other is a service that consumes the API. I dont have a server to house this application on yet and would like to debug them both in Visual Studio 2010, it appears that this is not a unique request, and is completely possible via this answer: How to run/debug multiple web application projects with-in the same solution?

however converting the site to a web application did not allow me to achieve debugging both projects at once. I cant even get the web-ports to align. Is this an instance where I will be forced into using a local IIS installation just for debugging purposes? or is the asp.net express server sufficient and I have not found the correct resource for setting up my applications?

If you need both sites to be available on same URL you have two options: