Introduction to the program, basics of operating a single comprehensive model. Building design, we build the first walls. Walls again - structure, editing. Untypical shapes of walls, holes in the walls… Doors and windows – inserting a description. Doors and windows – families and their modifications. Roofs. Cladding – wall facades, rugged windows. Terrain, visualization. Drawing documentation. Reports – table of rooms, windows and doors, materials… Individual work on own model.