Be it further enacted, that the council shall exercise its powers in session duly assembled, and no member or group of members thereof shall exercise or attempt to exercise the powers conferred upon the council, except through proceedings adopted at some regular or special session. Except for the purpose of inquiry, the council and its members shall deal with the administrative officers and employees solely through the manager. Neither the council nor any member thereof shall give orders to the manager's subordinates or otherwise interfere with managerial functions through such means as directing or requesting the appointment or removal of any of the manager's subordinates, or the making of particular purchases from, or contracts with, any specific organization. (As amended by Priv. Acts 2014, ch. 55, sec. 1)