This area includes all procedures involving the procurement of supplies and services; construction, research, and development; acquisition planning; cost and price analysis; solicitation and selection of sources; preparation, negotiation, and award of contracts; all phases of contract administration; and termination or close out of contracts. It also includes the legislation, policies, regulations, and methods used in contracting as well as business and industry practices, sources of supply, cost factors, costs and price analysis techniques, and general requirements characteristics.