(a) The authority shall:
(1) administer this chapter; and
(2) use its facilities and powers to accomplish the purposes of this chapter.
(b) The authority may:
(1) exercise the powers, rights, privileges, and functions in this chapter;
(2) exercise all powers, rights, and privileges necessary or convenient for accomplishing the purposes of this chapter; and
(3) perform any other act necessary or convenient to the exercise of the powers, rights, privileges, or functions conferred by this chapter or other laws.
(c) The board may provide for any expenditures it considers essential or useful in the authority’s maintenance, operation, and administration.