Plasma is the yellowish liquid component of blood that holds the cells in suspension. Companies use it to create products that help people with blood clotting disorders and other diseases. Extracting plasma from you is a more involved procedure than removing whole blood. So, the company financially benefiting from your donation makes it up to you in cold, hard cash. People use it to make wigs and extensions. Hair extensions are crazy popular these days. So, if you have long, luxuriant hair, you can make good money! Some sites match up people who want to sell their hair with those who want to buy it. Go to buyandsellhair. There are a couple of ways to make money with videos. One way is to watch the kind where companies pay you.