Indeed, anyone who has a cell phone-armed teen has probably warned about watching data use when they’re not on Wi-Fi — ...

Having a cell phone nowadays is an essential part of life. It's what we use to communicate with others and stay in the know, but new data shows many of us are paying a lot more than we should be.

A family says it was wrongly billed $13,470 for using data overseas. A family on vacation overseas racked up thousands of dollars in data roaming fees despite setting their phones to airplane mode, ...