How to fake Optional Parameters in c# 2.0

With the launch of .Net 4.0 there have been a lot of excitement about some of the new features, Optional parameters being one of these. What a lot of people don’t realised it that with a bit of leg work you can pull this off with c# 2.0 – so those of you unable to deploy to a machine running .Net 4.0 can still join the party.