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 ...

Try selling your old cell phone directly to a buyer through Craigslist or eBay to reap the most cash. Sites like sellcell.com ...

Over the years, smartphones in the mid-range segment have become more expensive. So here's why used flagship phones are a ...