How to buy using your credit/debit card
Applies to mobile version 4.0 and later.
1 - Tap 
at the bottom of your screen
2 - Tap "From", choose your credit/debit card* and enter the amount
3 - Tap "To" and choose the asset
4 - Tap 
5 - Enter the cvv code and accept the terms
6 - Tap 
7 - You're done!