$5 bills with special serial numbers or printing mistakes are sought after by collectors and could be worth a small fortune.

Rare coins and bills that haven’t been released to the ... and if they have star notes — meaning there is a star at the end of the serial number — and are in fine or extremely fine ...

Later series are not usually as valuable, but certain star notes or bills with unique serial numbers from this series can be more valuable than their face value. Some of the more valuable rare ...

Rare coins and bills that haven’t been released to the public are often worth a lot of money ... However, uncirculated values start at around $12, and if they have star notes — meaning there is a star ...

We're talking super old currency, special serial numbers, interesting mistakes in printing, and those coveted uncirculated bills. If you're on the lookout for rare tens, it's handy to have a value ...

but some rare 20-dollar bills can actually be worth a lot. Knowing what to look for can help you spot a bill that's special ...