(a) The board may enter into any contract that the board considers necessary or convenient to carry out the purposes and powers granted by this chapter, including a lease or other contract connected with, incident to, or affecting the acquisition, financing, construction, equipment, maintenance, renovation, repair, improvement, or operation of real property or facilities.(b) If the contract is for an amount less than or equal to the amount provided by Section 262.023, Local Government Code, the board may enter into the contract without advertisement. If the contract is for more than that amount, the contract is subject to the bidding provisions for contracts applicable to a county under that section.(c) To be effective, a contract must be:(1) approved by resolution of the board;(2) executed by the president or vice president; and(3) attested by the secretary or treasurer. Added by Acts 2009, 81st Leg., R.S., Ch. 1202 (H.B. 4789), Sec. 1, eff. June 19, 2009.