(5) To acquire or contract to acquire, by purchase, grant, foreclosure or otherwise, leaseholds, fees and other interests in real property, in the state of Connecticut; to take assignments of leases and rentals; to own, hold, clear, improve and rehabilitate and to sell, assign, exchange, transfer, convey, lease, mortgage or otherwise dispose of or encumber such property on any terms, including purchase money mortgages;
(6) To promote and encourage private sponsorship of the construction and rehabilitation of adequate housing for low and moderate income families and persons in this state;
(7) To encourage the individual ownership of homes and the ownership of individual shares of or memberships in cooperative housing by low and moderate income families and persons in this state;
(8) To stimulate environmental planning for housing for low and moderate income families and persons in order to enhance opportunities of such persons for self-development and employment;
(9) To encourage governmental agencies and others to participate and assist in overcoming the lack of adequate housing for low and moderate income families and persons in this state;