[R.O. 2008 § 135.120; Ord. No. 1403 § 1, 5-16-2016; Ord. No. 1473, 9-17-2018]
All supplies and contractual services, except as otherwise provided herein, when the extended cost thereof shall equal or exceed ten thousand dollars ($10,000.00), shall be purchased by formal written contract from the lowest responsible bidder after due notice inviting proposals. All sales of personal property that has become obsolete and unusable and has an estimated value of twenty thousand dollars ($20,000.00) or more shall be sold by formal written contract to the highest responsible bidder after due notice inviting proposals.