And even better, buying a used phone saves it from going to a landfill, while reducing the number of new phones that need to ...

Mobile phones aren't all that mobile when it comes to switching carriers—or even owners. It may seem like a no-brainer to accept a hand-me-down phone from a friend or family member or buy a used ...

technology adoption finds that 73 percent of the 37,000 respondents claim the mobile phone is the electronic device they use the most. Fifty-eight percent said the second-most-widely-used device is ..