Fla. Stat. § 331.20

The board of county commissioners of every county owning and operating an airport shall have the right, power, and authority to publicize, advertise, and promote the activities of its airport; to make known the advantages, facilities, resources, products, attractions, and attributes of its airport; to create a favorable climate of opinion concerning its airport; to cooperate with other agencies, public and private, to accomplish these purposes; and, in furtherance thereof, to authorize expenditures for the purposes here enumerated, including meals, hospitality, and entertainment of persons in the interest of promoting and engendering goodwill toward its airport.