Flipswap!

Flipswap makes it easy to give mobile phones a second shot at life by offering fast, free and eco-friendly ways to trade them in. The average American buys a new cell phone every 12 months, which means more than one hundred million working phones become unused every year. Flipswap provides an easy way for consumers and businesses to make sure that these phones or iPods get put back into use by offering cash or store credit for them and then getting them into the hands of people that can’t afford a new phone. Read more...

For more green tips, try COM Library's Things You Can Do to Save the Planet.