California Proof of Service by Mail — Gun Violence Prevention is a form of notification that is used to inform a party of an action taken in a legal proceeding. It is a legal document that is used to prove that a defendant or respondent has been served with a summons or other court documents related to a lawsuit or other legal action. This Proof of Service must be completed and signed by an authorized individual and must be served by mail to the other party. It must be served in accordance with the applicable law and must include the name of the sender, the date of service, the address of the recipient, and a statement that the documents have been properly served. There are two types of California Proof of Service by Mail — Gun Violence Prevention: general proof of service and proof of service by registered or certified mail. General proof of service is used when the documents are delivered by regular mail, and proof of service by registered or certified mail is used when the documents are delivered by registered or certified mail. Both forms must be completed and signed by an authorized individual and must include the name of the sender, the date of service, the address of the recipient, and a statement that the documents have been properly served.