The Oregon Proof of Service-Affidavit Of Mailing is a legal document used in Oregon courts to prove that a document was served to another party. It is an affidavit, or sworn statement, that the document was sent to the other party via mail. This document is typically used to provide proof of service for documents such as summons, complaints, motions, and other court documents. There are two types of Oregon Proof of Service-Affidavit Of Mailing documents: the Unnerveded by Mail” affidavit and the “Served by Mail” affidavit. TUnnervedserved by Mail” affidavit is used when the document was sent to the other party but was not received. The “Served by Mail” affidavit is used when the document was sent to the other party and received. Both affidavits must include certain information such as the names of the parties involved, the date the document was sent, a description of the document, the address it was sent to, and the signature of the affine. The affine must also include the statement that he or she is over 18 years of age, and has knowledge of the facts stated in the affidavit.