Yes, an account can have more than one credit card attached.
Each user on a firm account can set up a separate credit card to choose from for payments.
The user adding a new payment method will log into the Proof platform.
Next, navigate to the Billing option in the ribbon on the left side of the screen.
Select Payment Methods from the upper menu.
Select “Add Payment Method” (blue box).
Fill in the fields with the credit card information.
To 'Share' this payment method with other members of the firm, select the “Share With Firm” button.