All hearings under this chapter shall be held before the City Manager which shall hear all facts and testimony it deems pertinent. The facts and testimony may include testimony on the condition of the vehicle or part thereof and the circumstances concerning its location on the private property or public property. The City Manager shall not be limited by the technical rules of evidence. The owner of the land on which the vehicle is located may appear in person at the hearing or may then, or theretofore, present a sworn written statement denying responsibility for the presence of the vehicle or part or parts thereof on his land with his reasons for such denial. (Ord. 2505 § 1 (part), 1984: Ord. 1728 § 3, 1971: Ord. 1533 § 1 (part), 1968).