You’ve probably been there. You walk up to a parking meter and just want to pay for it and move on with your day. But unlike the old-school method of just dropping some quarters into the machine, ...

Designed as a high-tech marketing resource, QR (quick response) codes have many useful applications. These (usually) black-and-white algorithmic codes are gateways to a potential multimedia nirvana.

Scammers can use fake QR codes to steal your money and identity. But what can you do when you need a menu? Jason Steele Expert Reviewer and Contributor As a freelance personal finance writer since ...