Apartment is the designation for an independent fraction of a building, intended for private housing, thus residing several families in the same building.
An apartment is distinguished by its area and the number of rooms that make it up: T1 means 1 bedroom, T2 means 2 bedrooms, T3 means 3 bedrooms, T4 means 4 bedrooms, etc. For this type, rooms, kitchens, bathrooms, or storage rooms do not count.
The set of apartments belonging to the same building (or to several buildings, when inserted in a shared outdoor area) is governed by a condominium, to which each owner of the apartment, pays a fee to settle common expenses, such as: painting the walls building exteriors, maintenance and repair of elevators, security services, maintenance of garden areas, electricity consumption in common areas, cleaning of the same, etc.