The basic objective of planning the space in buildings is to arrange all the units of a building on all floors and at levels according to their functional requirements making best use of the space available for a building. The shape of such a plan is governed by several factors such as climate, site conditions and surrounding environment, location, local bye-laws and accommodation requirements for the users.
Residential houses are designed and built according to the needs of occupants. The significance of individuality has increased in this process in the recent years. However, a house must respond to the needs of very different occupants during its life. There are several principles which can be used as a guide for planning the house for family living.