EMS proudly offers businesses in San Diego a suite of secure payment processing solutions for both online and in-person transactions. SDSU offers two credit card programs to the campus, the Corporate Travel Card.Here are your options for making a payment on your SDCCU loan. Use SDCCU Easy Pay, ACH, online banking or bill pay, branch, phone or mail. We have two primary methods for buying and paying for goods and services; Purchase Order, and Procurement Card (VISA). Click on a payment option to learn more about that specific option. Incarcerated persons may purchase a variety of commissary items to be delivered to them in their housing units. Click on a payment option to learn more about that specific option. A hand taps a credit card on a handheld card reader to complete a transaction. Become a member and become a part of our community.