Adding a credit card
1. Tap 'Next'
2. Tap on 'Change'
3. To enter a new or second credit card tap 'Add Credit Card'
4. Choose either 'Personal' or 'Business'
5. Type in your credit card details or tap 'Scan your card' to enter your details by scanning your card with your phone's camera. Once done hit 'Ok'.
Adding a PayPal account
1. Enter your current payment methods as shown above and tap 'Add PayPal'
2. Log into your PayPal account by entering your email and password and tap 'Log In'