You probably know already that you should recycle your old mobile phones, for a bunch of environmental reasons — keeping the toxic materials out of our groundwater and conserving the rare metals that are expensive and energy-intensive to mine.

But those phones stored in the back of your drawers or cupboards are actually worth cash money to you. Some phones can net you a few hundred bucks. Even older models can fetch $20 or so.

You can read an article about it, or go to directly to EXCHANGE MY PHONE and learn how they provide FREE shipping along with an estimate on the phone's value.