In addition to the powers enumerated in section 7-339n, an ordinance establishing a special services district may confer upon such district some or all of the following powers: (a) To construct, acquire, or obtain leasehold interests in motor vehicle parking facilities, within or without such district; (b) to operate a motor vehicle parking facility, within or without such district; (c) to lease or sublease to other parties motor vehicle parking facilities; (d) to enter into, fund and perform agreements which reduce the cost of motor vehicle parking to residents of such district and to employees of, and those doing business with, businesses located within such district.