(7) "organization" includes a corporation, government, governmental subdivision or agency, business trust, estate, trust, partnership or association, two or more persons having a joint or common interest, and any other legal or commercial entity;
(8) "owner" means one or more persons, jointly or severally, in whom is vested (i) all or part of the legal title to property or (ii) all or part of the beneficial ownership and a right to present use and enjoyment of the premises. The term includes a mortgagee in possession;
(9) "person" includes an individual or organization;
(10) "premises" means a dwelling unit and the structure of which it is a part and facilities and appurtenances therein and grounds, areas, and facilities held out for the use of tenants generally or whose use is promised to the tenant;
(11) "rent" means the consideration payable for use of the premises including late charges whether payable in lump sum or periodic payments, excluding security deposits or other charges;
(12) "rental agreement" means all agreements, written or oral, and valid rules and regulations adopted under SECTION 27-40-520 embodying the terms and conditions concerning the use and occupancy of a dwelling unit and premises;
(13) "roomer" means a person occupying a dwelling unit that does not include a toilet and either a bathtub or a shower and a refrigerator, stove, and kitchen sink, all provided by the landlord, and where one or more of these facilities are used in common by occupants in the structure;