(d) Develop and undertake housing development and /or resettlement projects through joint ventures or other arrangements with public and private entities; (e) Regulate the relationship between the owners and lessees of the residential properties in conformity with such rules and regulations as may be promulgated; (f) Invest its funds in bonds and securities issued and guaranteed by the government or by the Central Bank; (g) Discharge all responsibilities of the Autonomous Regional Government as may arise from treaties, agreements and other commitments on the housing and resettlement to which it is a signatory, including the determination of the forms and assistance for the housing development or bilateral assistance programs; and (h) Prescribe and enforce guidelines, standards and rules to protect home and lot buyers through the regulation of the real estate trade and business. Subject to existing laws, the RHRDA shall likewise have the following functions: (i) Recommend to the Regional Governor the issuance of bonds or contracts, loans, credits or indebtedness, including suppliers, credits or any deferred payment arrangements with any person or entity, domestic or foreign, for the implementation of its housing programs; (j) Discharge all responsibilities of the Autonomous Regional Government as may arise from treaties, agreements and other commitments on the housing and resettlement to which it is a signatory, including the determination of the forms and assistance for the housing development or bilateral assistance programs; and (k) Receive donations, grants and be quests and utilize the same for the attainment of its objectives. Such donations and grants shall be exempt from payment of transfer taxes and be fully deductible from the gross income of the donor for the income tax purposes. (2) As a Rural Development Authority. It shall: (a) Develop and implement comprehensive and integrated rural development plans and programs for the ARMM in close coordination with Local Government Units (LGU); and (b) To institute mechanisms for the proper management of the growth and development of rural communities through close coordination and strong linkages between and among the following institutions: 1) Regional Planning and Development Office; 2) Department of Interior and Local Government; 189