This Resource File controls the list of available credit cards when accepting payment and can be edited using the Portal Admin page.
Before changing the cards listed, be sure that your Authorize.NET account is configured to support payments from these cards.
<?xml version="1.0" encoding="utf-8" ?>
<Cards>
<card value="VISA" name="Visa"></card>
<card value="MASTERCARD" name="MasterCard"></card>
<!-- <card value="DISCOVER" name="Discover"></card> -->
<!-- <card value="AMEX" name="American Express"></card> -->
</Cards>