You are able to process credit card voids and refunds from within your database. For detailed instructions on voiding or refunding a credit card ePayment, see Refund/Void a Payment Made by Credit Card (ePayment).
Bank Account/ACH payments must be voided or refunded through your gateway virtual terminal, this cannot be done from within your Jackrabbit database. Click the R on the payment line to record that void or refund to the family's transactions in Jackrabbit.