It's easy to sign up for Uber on the mobile app for iPhone or Android. Here's everything you need to know to sign up for an Uber rider account.

You can use Uber promo codes to save money on free or discounted rides. Uber will even give you a $15 promo code just for creating an account.

Instead, you need to open and register Signal on the new phone and select an iOS transfer. Then you use a QR code to connect the old and new iPhones and a transfer will begin. Be warned — that ...