Sec. 3. As used in this chapter, "landlord" means:
(1) the owner, lessor, or sublessor of a rental unit or the property of which the unit is a part; or
(2) a person authorized to exercise any aspect of the management of the premises, including a person who directly or indirectly:
(A) acts as a rental agent; or
(B) receives rent or any part of the rent other than as a bona fide purchaser.