Buying a second-hand mobile phone can save you money and shop more sustainably. But it's important to understand exactly what you're getting into – and to consider important issues such as security ...

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

The market for refurbished phones is taking off. Apple should be scared. "Every once in a while, a revolutionary product comes along that changes everything," Steve Jobs said when he unveiled the ...