The commission shall be composed of 11 members, each of whom shall be a qualified elector in and an actual resident of Lee County. The Lee County Commission members may appoint two members for their respective district and one member shall be appointed by the chair of the county commission. All members shall be appointed by the Lee County Commission and shall serve at the pleasure of the Lee County Commission. Each member shall serve a term of six years or until a successor is duly appointed and qualified. Prior to taking office each member shall subscribe to an oath as provided by law for the public officials and the same shall be recorded in the office of the Judge of Probate of Lee County. The original members of the commission shall draw lots to determine the period of time each is to serve and the terms of three shall expire two years from the date of the organization of the commission; and the terms of four others shall expire four years from the date of the organization of the commission; and the terms of four others shall expire six years from the date of the organization of the commission. In the event of a vacancy on the commission, the vacancy shall be filled as in the case of the original appointment. All members shall be reimbursed reasonable and necessary expenses incurred and may be paid an expense allowance by the county commission not to exceed actual expenses. Members shall hold no other county office and expenses of members shall be paid from the General Fund of Lee County.