Click a person, then furniture for things to do, or the floor to walk. Skills speed up promotions.
R turn · right-click stop · click a piece in the house to move it · Del sells it
Walls run along the grid lines. Draw rooms, add doors so people can get in, then floors and paint. Shift-click with paint does a whole room.
Ctrl+Z undo · Esc drop tool
Turn your phone sideways to build.