Modern conveniences such as self-checkout and contactless payments are often taken for granted. Because of this, it’s natural to overlook the critical technology that makes such everyday efficiencies ...

This is an excerpt from Dollar Scholar, the Money newsletter where news editor Julia Glum teaches you the modern money lessons you NEED to know. Don’t miss the next ...

Discover how contactless payment works, its benefits like speed and security, and examples of apps and devices that support ...