You can call it a C-note, a Benjamin, a Franklin, or a Ben, but no matter what nickname you give it, a 100-dollar bill is always worth at least $100. In some cases, though, super rare 100-dollar bills ...

Think about it this way: collectors are always hunting for that perfect combination of digits, and they're willing to pay serious cash when they find it. A rare serial number can boost a bill's worth ...

If you are in possession of an old five dollar bill, check it before you spend it. It's value could be worth a lot more. According to GOBakingrate.com, the personal finance publication, there are some ...

A RARE 50p coin has sold for 454 times its value after a bidding war – here’s how to spot one in your spare change. The Blue ...