In theory, tipping should be simple. If you receive excellent service, it's easy to reach into your wallet and offer a tip. But in recent years, as people carry less cash and increasingly depend on ...

Apple Watch is gaining the built-in Calculator app from iOS with watchOS 6, and it comes with some handy new functionality. Read on for how to use the split bill and tip calculator features on Apple ...

With everyone carrying less cash and increasingly depending on credit cards and digital wallets, demand is growing for tech-savvy tools to make tipping easier. With a few quick swipes on a smartphone, ...