Architecture, the art and technique of designing and building, as distinguished from the skills associated with construction. The practice of architecture is employed to fulfil both practical and expressive requirements, and thus it serves both utilitarian and aesthetic ends.
An apartment is a self-contained housing unit that occupies only part of a building. Residents purchase apartments in the building and reside there. Apartment buildings often have facilities such as gym, play area and swimming pool which are shared amongst the residents.
An addition is an update to an existing building, a return to a new condition or adding to an existing building. An alteration is a change to an existing building.
