(a) For the purpose of aiding and cooperating with Departments in accomplishing the objectives of this Act, any state public body (city, village, incorporated town, county, municipal corporation, commission, district, authority, or other subdivision or public body of the State) may, upon such terms, with or without consideration, as it may determine: (1) dedicate, sell, convey or lease any of its interest in any property or grant easements, licenses or other rights or privileges therein to a Department as agent for a municipality; (2) incur the entire expense of any public improvements made by such public body in exercising the powers granted in this section; (3) do any and all things necessary to aid or cooperate in the planning or carrying out of a redevelopment project or conservation plan; (4) lend, grant or contribute funds to a Department as agent for a municipality; (5) enter into agreements (which may extend over any period, notwithstanding any provision or rule of law to the contrary) with a municipality or other public body respecting action to be taken pursuant to any of the powers granted by this Act, including the furnishing of funds or other assistance in connection with a redevelopment project or a conservation area; (6) cause parks, playgrounds, water, sewer or drainage facilities to be furnished adjacent to or in connection with a redevelopment project or conservation area, and (7) cause public buildings and public facilities, including recreational, community, or educational facilities, or any other works which it is otherwise empowered to undertake to be furnished; and cause administrative and other services to be furnished to a Department as agent for the municipality.
     (b) Any sale, conveyance, lease or agreement provided for in this section may be made by a public body without appraisal, public notice, advertisement or public bidding.
     (c) For the purpose of aiding in the planning, undertaking or carrying out of a redevelopment project or a conservation area, a municipality may (in addition to its other powers and upon such terms with or without consideration, as it may determine) do and perform any or all of the actions or things which, by the provisions of subsection (a) of this section, a public body is authorized to do or perform, including the furnishing of financial and other assistance.