This is what is used in computers now a days. If you have bought a computer 4 or 5 years ago and you are planning to throw it out you could return it to the company that your computer is from. By doing this computer company's do not have to spend money every year because you are recycling the computer allowing them to take apart the old computer and upgrade it to the new technology that is out there. If you look below there is a chart showing how much you can earn up to for and HP computer.

This is an example of the amount of money people can gain from recycling old computer.