Enclose a completed and printed payment summary form. You should be prepared to pay the "Pay Today" amount with cash, check, or credit card.Payments can be made via phone, via mail and online. In Person Student Business Services is located in the Hannelly Center. They may not be required to issue monetary payment, but they are required to complete all warranty improvements and repairs. You may pay twice for being too nice: When you may have to pay on an original check after issuing a stop payment order and a replacement check. AZ Child Support Portal. Make child support payments, view your account information, send emails and update your contact information.