Ride your bike, reduce your car insurance
Want to save as much as $1,000 a year on car costs? Commute by bike more often. An interesting tidbit from Autoblog Green: http://www.autobloggreen.com/2007/11/10/how-commuting-by-bicycle-can-reduce-your-car-insurance/
If you have trouble viewing the post, go to the main Autoblog Green site and scroll down.