If you've just upgraded your iPhone - you might find yourself with one spare.

These things can still be worth a lot of money - even if it's an older model.

Loads of people simply leave their old phone in a drawer and forget about it - but you could be missing out on real money in your pocket. We're going to look at the best way to sell your iPhone

Step 1: Auction Isn't Always Best

You might think throwing it up on eBay is the best idea - but that can be a lot of effort (especially if you haven't got an account). There must be an easier, more straight-forward way, right?

Step 2: Gadget Salvation Can Help

With Gadget Salvation, you could be a few simple steps away from easily selling your iPhone and getting some good money for it...

Step 3: Fill Out a Few Simple Details

Simply tell them what model you're selling and fill out a few personal details to get started...

Step 4: Shipping It Is Easy... and Free!

They'll send you a shipping label so you don't have to stump up th ecosts of posting it yourself. Simply put your old phone in a box and send it to them...