In this screencast Mohammad Azam explains the folder structure of the ASP.NET MVC Application. This will be a series of screencasts which you can check out at

This screencast is sponsored by Manning Publications. Master ASP.NET MVC Framework with ASP.NET MVC in Action.
Until October 16, 2009, you can get 30% off ASP.NET MVC in Action from with the discount code "hoc30". The code is good for either ebook or print book versions.