Many retailers will not accept credit cards as a form of payment for money orders. Please make your check or money order payable to Riverside Superior Court and include your case number.Fill out your money order using a black or blue pen and print clearly. Because money orders are prepaid, you'll need to pay for yours upfront. 15 days if for General Delivery at an office without letter-carrier service. Please Note: General Delivery mail is not delivered on Sunday or Holidays. Fill out your money order using a black or blue pen and print clearly. Because money orders are prepaid, you'll need to pay for yours upfront. Charge my: o Master Charge. Make check or money order payable to Riverside Medical Center.