(1) The department shall test and, if economically feasible, implement a low-frequency radio advisory program on limited access highways. The purpose of the program is to provide an alternative form of advertising for tourist-oriented businesses, to conserve natural beauty, to present information in the specific interest of the traveling public safely and aesthetically, and to provide travelers freedom of choice.
(2) The department may contract with private persons for the operation of each advisory radio or the advisory radio system. The compensation of a contractor shall be derived solely from the reasonable fees which the contractor is permitted to charge participating businesses. The department shall receive from the contractors sufficient revenues to cover the cost of administering the program.