Just finished up on another article for the blog.  I'd like to publish a few short technical papers with ranging topics just to get some more in depth technical content up here. 

In interviews, there is no doubt, I will ask someone what an interface is, and to explain uses for them in the .net framework.  The answers are usually interesting, and wrong.  Experianced .net developers usually have a very firm grasp on interfaces, as well as the rest of the tools needed for OO design in .net, but newcomers often have issues hitting the ah-ha! moment with interfaces.  I hope this article can help people understand their many uses.

Check it out here