All purchases or rentals of materials, supplies, furnishings, equipment, or nonprofessional services in excess of $30,000 shall be made pursuant to a written contract. All contracts for the purchase or rental of materials, supplies, furnishings, equipment, professional services, insurance, surety and fidelity bonds, other personal property and nonprofessional services by the County shall be in such form and include such terms as may be specified by the County Solicitor. All purchases or rentals of materials, supplies, furnishings, equipment, professional services, insurance, surety and fidelity bonds, other personal property and nonprofessional services where the cost thereof is less than $30,000 may be made by note, memorandum, letter agreement or purchase order which shall be in such form and include such terms as may be specified by the County Solicitor.
All contracts for the purchase or rental of materials, supplies, furnishings, equipment, professional services, insurance, surety and fidelity bonds, other personal property and nonprofessional services in excess of $30,000 by the County shall be executed by the Chief Executive or an authorized representative or delegate. All notes, memoranda, letter agreements or purchase orders for the purchase or rental of materials, supplies, furnishings, equipment, professional services, insurance, surety and fidelity bonds, other personal property and nonprofessional services where the cost thereof is less than thirty thousand dollars $30,000 shall be executed by the Chief Executive or an authorized representative or delegate.
A. 
Except for agreements entered into with any department, bureau, or agency of the United States government or the Commonwealth of Pennsylvania, unless specifically waived by the County Executive with notification to County Council prior to or contemporaneous with the execution of the agreements, the County shall not enter into any agreement that contains a provision requiring the County to indemnify or hold harmless any person, partnership, association, corporation or other entity.
B. 
To the greatest fiscally responsible extent the County shall give preference to American made or American-manufactured products. The Purchasing Officer shall establish guidelines to govern the implementation of a "buy American" policy in the purchase or procurement of materials, supplies, furnishings, equipment or other personal property and nonprofessional services.
C. 
To the greatest fiscally responsible extent, the County shall develop and implement a policy to ensure participation by disadvantaged business enterprises.