Your primary payment card is chosen by default. You can only select a payment method for order while making the order:
Tap “Shop” to navigate to the “Orders” Page
On the “Orders” page, tap the button corresponding to the petroleum product you want to order.
Select from a list of product quantities or search with keywords to find options that are not listed.
Petro allows several payment methods. You can take one of the following:
Check on file
Cash on delivery (COD)
Add a new card.
Select a seller and tap “Place order” to proceed with the order.