While there is no definitive cure-all for making your machine as good (and as fast) as day one, there are some basic things you can do that might help reclaim disk space, remove some clutter and generally speed up your Mac.

Wired Magazine offers some insight and advice on how to speed up your Mac - what works and what doesn't.

If you don't read the article, or you miss it, the one point I wish to drive home is that repairing file permissions and updating the prebindings will NOT speed up your Mac. It's a myth that has lived too long.