ORS 52.760

The claim shall contain the name and address of the plaintiff and of the defendant, followed by a plain and simple statement of the claim, including the amount and date the claim allegedly accrued. The claim shall include an affidavit signed by the plaintiff or a declaration under penalty of perjury as described in ORCP 1 E, attesting to or declaring the accuracy of the statements in the claim and stating that the plaintiff made a bona fide effort to collect the claim from the defendant before filing the claim with the justice court.