To carry out this purpose and objective, the commission, with the approval of a majority of its members, is empowered to enter into contracts, make binding agreements, negotiate with educators and educational institutions, and to take actions in its name as are necessary to secure for its member counties the educational facilities above described; provided, that any county represented on the commission shall not be bound nor held liable for any acts or omissions of the commission, nor by any provision of any contract or agreement, expressed or implied, except upon the written approval and consent of a majority of the governing body of that county.