Pay Me? For My Plasma? Okay!

I'd heard several radio adverts for Biolife, so I thought I'd check it out. I don't know if I'll do it long term, but the first month, with bonuses, you can make over $200. How can I say no to that? I've given blood before, so I thought this couldn't be worse, and actually I felt better after than I did after giving blood, since they give you back your red blood cells. We'll see how I feel after this week when I give for the second time...