All contracts of the Township shall be approved by the Board, and contracts involving sums in excess of One Thousand ($1,000.00) Dollars shall be in writing and shall be executed on behalf of the Township by the Chairman of the Board or, in his absence, the Vice Chairman of the Board. The Chairman of the Board shall also execute all contracts, regardless of amount, for the purchase, sale, leasing, or use of real estate. Unless otherwise provided by ordinance, the Chairman of the Board or, in his absence, the Vice Chairman, shall execute contracts on behalf of the Township involving sums of less than One Thousand ($1,000.00) Dollars made pursuant to prior approval of the Board. Authorization for contracts for the construction of public capital improvements shall be given by ordinance. Any person required to execute a written contract may request the Township Attorney to approve the same as to form.
Except as otherwise provided in this Charter, no contract for supplies, material, labor, franchise, or other services to be furnished to or by the Township shall be authorized on behalf of the Township except with the best responsible bidder after competitive bidding.
The Board shall, by ordinance, establish a system of competitive bidding, including such definitions, publication requirements, deposit and bond requirements, conditions, terms, rules and regulations.
Competitive bidding shall not be required under this Charter for:
(1) 
Labor or services rendered by any Township officer or employee.
(2) 
Labor, material, supplies, or services furnished by one Township department to another Township department.
(3) 
Contracts for labor, material, supplies, or services aggregating less than One Thousand ($1,000.00) Dollars for the item in the year supplied.
(4) 
Contracts relating to the acquisition of real property.
(5) 
Contracts for emergency repair of public works of the Township.
(6) 
Contracts with other governmental entities, authorities, agencies, or political subdivisions.
(7) 
Professional and unique services.
(8) 
Insurance and Surety Company Bonds.
No supervisor, nor any other Township officer or employee shall benefit by, or be financially interested, directly or indirectly, to any appreciable degree, in any contract for the purchase of property or services (except for the services for which he is specifically retained), to be paid from the Township treasury.