You probably tuck $2 bills into your wallet without thinking much about them, but some of those notes can be quietly valuable ...

Although most of your paper money won’t be worth more than what it says, there’s a chance it might — even if it’s not decades old — based on the serial number. To find the value, or find out if your ...

Let’s say you buy a pre-owned or vintage watch and want some more information on when it was made, what it might be worth, etc. The watch’s serial number can, in many cases, help you track down this ...

Pull any bill out of your wallet. See the dark green numbers on the top-left and top-right corners? Those are serial numbers, and some are more rare than others. If you happen to have paper money with ...

Chances are you haven't spent much time thinking about your Apple device's serial number. Whether you own the benchmark Apple Watch Series 9 or a budget-priced refurbished iPhone, your device's serial ...

There are lots of reasons why you might need to identify your Mac’s serial number: most commonly this would be needed to get help with a technical issue from Apple support, or to check the status of ...

There are worse things than having a wallet stuffed with $20 bills, especially in this economy. But did you ever stop to consider that those twenties in your pocket could be worth more than their face ...