Click on My Site in the left navigation bar, then select Payment Methods.
Click Add Payment Method.
Enter the Name and select the Payment Type from the dropdown list.
If applicable, add any Surcharges
Select the Account you want the payment type associated to.
Click Save.
Note: To toggle the order of which payment types are displayed in the app:
Click on My Site in the left navigation bar, then select Payment Methods.
Use the toggles highlighted to shift the order the terminals higher or lower in the list. This is the order they will be displayed in the app payment screen.