As used in this article, the following terms shall have the meanings indicated:
A dwelling unit rented to or available for rent by tenants or otherwise occupied by persons other than the owner or the owner's relatives, including, but not limited to, units in single-family houses, two family houses, multiple-family dwellings, multiple-family houses, apartment houses, row houses, townhouses, and other buildings of similar character, and also including group homes, community living arrangements, boarding houses, domiciliary homes, long-term care facilities or personal care homes.
A person who has the use, either by himself or with others, of a dwelling unit or a business unit owner by a person other than himself, for a period exceeding 30 days.