A local housing authority may:
(1) Finance an authority's developments, operations, and other activities in such manner, utilizing such public or private source or sources of revenue, and employing such financing methods or techniques as the authority deems appropriate.
(2) Combine revenues derived from different sources, including equity investments and borrowing, in any combinations and proportions as the authority deems appropriate.
(3) Create and to enter into arrangements concerning mixed-finance developments.
(4) Provide financing for affordable housing owned in whole or in part by others.