(1) Each unit is authorized and empowered:
(a) To publicize, advertise and promote the activities and port facilities herein authorized;
(b) To make known the advantages, facilities, resources, products, attractions and attributes of the activities and port facilities herein authorized;
(c) To create a favorable climate of opinion concerning the activities and port facilities herein authorized;
(d) To cooperate with other agencies, public and private, in accomplishing these purposes;
(e) To enter into agreements with the purchaser or purchasers of port facilities bonds issued under the provisions of this law to establish a special fund to be set aside from the proceeds of the revenues collected under the provisions of s. 315.03(14), during any fiscal year, for the promotional activities authorized herein.
Nothing herein shall be construed to authorize any unit to expend funds for meals, hospitality, amusement or any other purpose of an entertainment nature.
(2) All obligations, expenses and costs incurred under the provisions of this section shall be paid from such fund when vouchers thereof, approved by the governing body of the unit, are exhibited to the responsible authority making disbursements for the governing body.