Multi-family dwelling or a conglomerate of houses are larger constructions with several residential units that are being developed together. Social housing or luxury apartments can upgrade a neighborhood ona big or a smaller scale. Formal games are pointless, the main attention should go to a descent circulation. On this scale, it is important to obtain for each of these units elementary qualities, good orientation, privacy and freedom for future users. Common areas and entrances are major circuits that are essential to give the whole project a real value.