In most countries social housing measures come from the State and tend to be large scale. Within such a context the designer orientates his ideas and formalizes his proposals through the prioritization of the needs of individuals according to the necessities and lifestyles of the inhabitants, the size of the household, and the characteristics of each of its members such as age, gender and occupation. This exercise also includes the structure of families and the combination of the roles played by each household member, which are expressed in terms of hierarchy, assignment of home-based activities, forms of relationship and traditional factors found within social, economic, geographic, historical and technical contexts, among others.