incriminating info is on your iPhone (nude photos... bank accounts... your Spotify streaming history... ). To make sure it's not falling into the wrong hands, you'll want to successfully clear off all your personal data from the device before you trade it in, sell it for some cold cash, or give it to your grandma for Christmas. Next time you're eligible for an upgrade, follow these simple steps to wipe your iPhone. https://www.thrillist.com/tech/nation/how-to-erase-an-iphone/tech