Rare coins and bills that haven't been released to the public are often worth a lot of money thanks to an error or specific mint condition, but what about $2, $50 and $100 legal tender notes that ...

These example values come from data gathered by US Currency Auctions. You'll see some of the value superstars here, including the 1863 100-dollar bill, the 1882 100-dollar bill, and others.

US authorities say that 100 bill is the most counterfeited of all ... The US Secret Service estimates that counterfeit bills account for less than 0.01% of the 1.1 trillion of US money in circulation.

But what if something goes wrong? It happens all the time. Banks close, digital payment platforms fail, or you lose your debit card. While an increase in spending during the winter months is ...