In addition to the general powers of the authority, the authority shall have all powers convenient and necessary to carry out its programs, including but not limited to the power to:
 1. Make property improvement loans and mortgage loans, including but not limited to mortgage loans insured, guaranteed, or otherwise secured by the federal government or by private mortgage insurers, to housing sponsors to provide financing of adequate housing for low or moderate income families, elderly families, families which include one or more persons with disabilities, child foster care facilities, and health care facilities.
 2. Provide down payment grants on behalf of low and moderate income families to nonprofit sponsors to defray all or part of the down payment on real property that is transferred by such sponsors to such families under the terms of the lease-purchase program.
 3. Make grants and temporary loans, at interest rates and on terms as determined convenient and necessary by the authority, to defray the local contribution requirement for housing sponsors who apply for rent supplement assistance, to defray temporary housing costs that result from displacement by natural or other disaster, and to defray a portion of the expenses required to develop and initiate housing which deals creatively with housing problems of low or moderate income families, elderly families, and families which include one or more persons with disabilities.
 4. Make temporary loans, at interest rates and on terms as determined convenient and necessary by the authority, to defray development costs for housing for low or moderate income families including but not limited to payments for options on sites; deposits on contracts and payments for purchase; legal and organizational expenses including attorney fees, project manager, clerical, and other staff salaries, office rent, and other additional expenses; payment of fees for preliminary feasibility studies and advances for planning, engineering, and architectural work; expenses for tenant surveys and market analysis; and necessary application and other fees.
 5. Make or participate in the making of property improvement loans or mortgage loans for rehabilitation or preservation of existing dwellings. The authority may issue housing assistance fund notes payable solely from the housing assistance fund.
 6. Renegotiate a mortgage loan or loan to a lending institution in default; waive a default or consent to the modification of the terms of a mortgage loan or a loan to a lending institution; forgive or forbear all or part of a mortgage loan or a loan to a lending institution; and commence, prosecute, and enforce a judgment in any action, including but not limited to a foreclosure action, to protect or enforce any right conferred upon the authority by law, mortgage loan agreement, contract, or other agreement, and in connection with any such action, bid for and purchase the property or acquire or take possession of it, complete, administer, and pay the principal of and interest on any obligations incurred in connection with the property, and dispose of and otherwise deal with the property in a manner as the authority deems advisable to protect its interests.
 7. Designate areas of economic distress for purposes of section 103A(k)(3)(A)(i) of the Internal Revenue Code.
 8. Purchase, and make advance commitments to purchase, residential mortgage loans from lending institutions at prices and upon terms and conditions it determines consistent with its goals and legislative findings. However, the total purchase price for all residential mortgage loans which the authority commits to purchase from a lending institution at any one time shall not exceed the total of the unpaid principal balances of the residential mortgage loans purchased. Lending institutions are authorized to sell residential mortgage loans to the authority in accordance with this section and the rules of the authority. The authority may charge a lending institution a commitment fee or other fees as set by rule as a condition for the authority purchasing residential mortgage loans.
 9. Sell or make advanced commitments to sell residential mortgage loans in the organized or unorganized secondary mortgage market. The authority may issue and sell securities that are secured by residential mortgage loans held by the authority. The authority may aggregate the residential mortgage loans sold in the secondary market or used as security on the mortgage-backed securities. The amount of mortgage-backed securities sold shall not exceed the principal of the mortgages retained by the authority as security.
 10. File a lien on property where appropriate, convenient, and necessary in carrying out a program.