(1) Districts established under the provisions of this part shall constitute public bodies corporate and politic, exercising public powers and all other powers and duties incident to such bodies.
(2) The board of county commissioners shall serve as the governing body for all districts created under this authority and shall proceed as expeditiously as possible to determine and implement policy and program for each such district in accordance with the overall county program, except that the board of county commissioners may receive guidance in these matters for each district from an advisory group, consisting of not less than three nor more than five persons, which the board of county commissioners may appoint from any or each such district. Members of such advisory group shall have no definite term of office but shall serve at the pleasure of the board of county commissioners.
(3) To further provide for efficient administration of the district program, the board of county commissioners may hire such additional personnel or contract for such additional services as it considers necessary or desirable in each case.
(4) A uniform ad valorem tax not to exceed 1 mill per year on all nonexempt taxable property within the district may be levied for a period of not more than 2 years to defray organizational and administrative costs of said district.