After some time,when the colonie begins to evolve,the Residential Centers are replaced with houses and appartmentbuidings. A single Residential Center has room for 50 people. All Basic Modules must be easy to build on the scene. To make sure morale keeps high,we must make sure there is an internet-connection,there is a good recreational area (watch movies,play console-games,gym-possibilities) and the presence of pets,like cats and dogs. There are scientifical researches that say that pets reduce stress and produce 'happy feelings' with people.