1. Buy a money order for the desired amount. 2. Fill in the "Pay to the Order Of" line. 3.It's similar to signing a check. You'll see a line for the purchaser's signature, usually on the front of the money order near the bottom. Online: Submit your forms online through eSubmit Portal. Follow the instructions below: â–¡ Electronically sign your documents at all signature lines in the. Make checks or money order payable to the Riverside County Recorder. Riverside Self Help offers an online workshop to assist with filing out the forms. There is a hold of 15 calendar days on a checkbook order if an address change on the account is requested at the same time. City Administrator Brian Koral explained the need for this addition to the City Code.