One of my favorite tips to teach people is the use of the Quick Launch bar (click here for the tip for all other versions of Windows) [1] for always having your most commonly needed files or programs at your ready. Microsoft made the process harder to accomplish in the new Vista, but it can still be done. Here's how:
Watch the video below to see the demonstration of this tip.
Links:
[1] http://www.helpmerick.com/node/55
[2] http://www.helpmerick.com/node/1385
[3] http://www.helpmerick.com/node/1382