8. 5-Dollar Bills
Hahaha – this one straight up cracked us up! Would you believe it if we told you that there are online sites that sell two 5-dollar bills for $12? What a deal! No, really. We’re not kidding.
You can get 10 dollars by paying 12 dollars! If you were looking for the perfect example of the worst thing to buy online, this is one of the top rankers.