Getting ready to upgrade your iPhone? Here's how to prepare and sell your old model to make that upgrade a little easier on the wallet.
iPhones hold their value very well. According to eBay Australia, it has been selling 15 iPhones an hour since April, and last year's iPhone 5 still earns more money than this year's Samsung Galaxy S4. If you're looking for a few hundred extra dollars to put toward your upgrade, here's how to get yourself backed up and reset so that you can sell with confidence.