Seeing how it is just past Christmas, chances are that you have just received a new Apple device. Chances also are that you have an old one that you would like to give away or sell to someone. Good for you, but perhaps you do not know how to clear your device from all the data you have accumulated in it? Luckily, MacRumors has you covered. Click here to enter their website and find out how to erase your iPhone or iPad so that it can be safely sold.