However, throughout the world, the standard of comfortable residence is low-rise houses: cottages, Town House. In Sweden, for example, it is generally impossible to build buildings above 5 floors, as this negatively affects the psychological state of people. In Italy, the entrance to the house often has practically no threshold or elevation and is located a flush with street territory, emphasizing the desire to be closer to the ground. In many countries of the West, large buildings are most of the housing stock, and skyscrapers are elevated mainly to business centers.