For any concession contract authorizing occupancy by the concessionaire for a period of more than seventy-two (72) hours of city property, the city shall prepare an invitation to bid, which shall include a summary of the terms and conditions of the concession sufficient to enable persons to bid solely on the basis of rates to be paid to the city. (Ord. 2000-017 § 2(k)(iii) (Exh. D); Ord. 2000-013 § 1; prior code § 12.03.062)