Alright, I ran across another tip in Body and Soul. You can wash your car without using any water. I thought it was pretty cool. I can now wash my car at home and not waste all that water. Plus, I don't have to spend gas to get to the car wash. Anyways, here are some of the products that were listed..
www.nowet.com
www.luckyearth.com
www.ecotouch.com