thereof; to create or to authorize the creation of special funds for moneys held for construction or operating costs, contingencies, debt service, reserves or other purposes and to covenant as to the use and disposition of the moneys held in such funds; (f) to prescribe the procedure, if any, by which the terms of any contract with bondholders may be amended or abrogated, the amount of bonds the holders of which shall consent thereto and the manner in which such consent may be given; (g) to covenant as to the use of any or all of its real or personal property; to warrant its title and to covenant as to the maintenance of its real and personal property, the replacement thereof, the insurance to be carried thereon and the use and disposition of insurance moneys; (h) to covenant as to the rights, liabilities, powers and duties arising upon the breach by it of any covenant, condition or obligation; and to covenant and prescribe the procedure in the event of default and the terms and conditions upon which any or all of its bonds or obligations shall become or may be declared due before maturity, and as to the terms and conditions upon which such declaration and its consequences may be waived; (i) to vest in a trustee or trustees or the holders of bonds or any proportion of them the right to enforce the payment of the bonds or any covenants securing or relating to the bonds; to vest in a trustee or trustees the right, in the event of a default by such authority, to take possession of and use, operate and manage any housing project or part thereof, and to collect the rents and revenues arising therefrom and to dispose of such moneys in accordance with the agreement of the authority with such trustee; to provide for the powers and duties of a trustee or trustees and to limit