If you are cleaning out old unwanted computers, camera, mp3 players and other hardware, you may be able to get some cash for them at gazelle.com. They will buy or recycle your gadgets. Hewlett-Packard will buy monitors, printers, scanners, hand-held calculators, and even digital picture frames, if they have value. And, lastly, if you are looking to upgrade Best Buy will exchange your old equipment for gift cards. There are many options other than the trash!