Definitions.

In this Part, unless the context otherwise requires,- (a) "apartment" means a part of the property intended for any type of independent use, including one or more rooms or enclosed spaces located on one or more floors (or part or parts thereof) in a building, intended to be used for residential purposes and with a direct exit to a public street, road or highway or to a common area leading to such street, road or highway; (b) "apartment owner" means the person or persons owning an apartment and an undivided interest in the common areas and facilities in the percentage specified and established in the Declaration; (c) "apartment number" means the number, letter, or combination thereof designating the apartment in the Declaration; (d) "association of apartment owners" means all of the apartment owners acting as group in accordance with the bye-laws and the Declaration; (e) "building" means a building containing five or more apartments, or two or more buildings, each containing two or more apartments, with a total of five or more apartments for all such buildings, and comprising a part of the property; (f) "common areas and facilities" unless otherwise provided in the declaration or lawful amendments thereto, means- (1) the land on which the building is located; (2) the foundations, columns, girders, beams, supports, main walls, roofs, halls, corridors, lobbies, stairs, stair-ways, fire-es- capes and entrances and exits of the building; (3) the basements, cellars, yards, gardens, parking areas and storage spaces; (4) the premises for the lodging of janitors or persons employed for the management of the property; (5) installations of central services, such as power, light, gas, hot and cold water, heating, refrigerations, air-conditioning and incinerating; (6) the elevators, tanks, pumps, motors, fans, compressors, ducts, and in general all apparatus and installations existing for common use; (7) such community and commercial facilities as may be provided for in the Declaration; and (8) all other parts of the property necessary or convenient to its existence, maintenance and safety, or normaly in common use; (g) "common expenses" means,- (1) all sums lawfully assessed against the apartment owners by the association of apartment owners; (2) expenses of administration, maintenance, repair or replacement of the common areas and facilities; (3) expenses agreed upon as common expenses by the association of apartment owners; (4) expenses declared as common expenses by the provisions of this Part or by the Declaration or the bye-laws;