Any holder or holders of bonds, including a trustee or trustees for holders of the bonds, shall have the right, in addition to all other rights:
(1) By mandamus or other suit, action or proceeding in any court of competent jurisdiction to enforce the holder's or holders' rights against the board and any officer, agent or employee of the board to fix and collect such rentals and other charges adequate to carry out any agreement as to or pledge of fees, rentals or other charges, and require the board and any of its officers, agents or employees to carry out any other covenants and agreements and to perform their duties under this part; and
(2) By action to enjoin any acts or things that may be unlawful or a violation of the rights of the holders of bonds.