As cash becomes more obsolete in today's society, many have stopped keeping physical currency in their wallets. Still, in many instances, cash remains king. Emergency car repairs and service tips are ...

GREENSBORO, N.C. — From groceries to gas, more people are tapping their phones instead of swiping cards or using cash to pay. But what happens if that phone goes missing or falls into the wrong hands?

Even as more Americans tap, swipe or scan to pay, most still carry at least a little cash — and financial planners say that's a good idea. Americans keep $67 in their wallet, on average, according to ...