In addition to a set of tips that I blogged a while back in my life before Microsoft, at one point or another, someone sent me an XP/2003 theme file that configures a machine with good settings for doing demos, particularly with VS 2005, since it no longer allows you to change the font of the IDE when launching from the command line (one of Scott Hanselman's great suggestions). I finally dug it out and used it for a presentation recently, and it works like a charm. So if you need it, here it is:
I would offer credit to the person who created it, but I've completely forgotten at this point where I originally got it. If you're the person responsible for creating it...THANK YOU...and please let me know, so I can give you credit.