The corporation shall have the power to borrow money and to issue from time to time its bonds in such principal amounts as the corporation determines shall be necessary to provide sufficient funds to carry out its purposes as provided in sections 2-4201 to 2-4246, including:
(1) To carry out the powers provided in sections 2-4216 and 2-4217;
(2) The payment of interest on bonds of the corporation;
(3) The establishment of reserves to secure the bonds; and
(4) All other expenditures of the corporation incident to or necessary and convenient to carrying out its purposes and powers.