Follow the instructions below: • Electronically sign your documents at all signature lines in the document. The Sheriff's Court Services Division serves as an officer of the court.Our office receives, serves, and executes all civil processes and orders. Riverside County Superior Court efiler resource to navigate eFiling requirements, deadlines, and formatting parameters for successful eFiling. After the summons is served, the person who served the papers must fill out an affidavit of service (see below). Service of Summons: Details the requirements for serving parties involved in a case. 3. Also ask the clerk for a letter of proof. They will print out an official paper with the state seal date and everything. I am a California sheriff, marshal, or constable, and I certify that the foregoing is true and correct. Date: (NAME OF PERSON WHO SERVED PAPERS).