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 ...

In the past, I worked in several places that specialized in selling second-hand electronics, and part of that included buying ...

The market for refurbished and used mobile phones in the ... in the US avoid selling unused phones, primarily due to concerns that the effort won't be worth the time or money, along with worries ...

If your discarded device is in good shape (and even if it's not), it may be worth some bucks. Try selling your old cell phone ...

Trade them in. Almost all cell phone retailers will let customers bring in their old smartphones and trade them in for an upgrade. How much you get depends on the age, model and functionality of ...