
Kerri Smith at the Wish Jar Journal has a list of things to do on Buy Nothing Day. Her ideas include writing a letter (insert smile here), donating to something you believe in, writing about the best gifts you ever received, and having a swap-with-friends day.
You can click the appropriately-austere logo for the official site. While you're there, send an e-mail to MTV, which has decided that a burping pig is too controversial for such an elegant station... Just remember -- sock yarn doesn't count.