This goes for couches, desks, sink, stove, chairs, beds. If their isn't a way to achieve this then place a mirror so you can see the entry. This way it protects you from suprises. There should be at least three feet of space between furniture. This goes for a night stand next to the bed and a couch and the coffee table.
Accessories can add a personal touch to any room.
Place frequently used items at eye level so you may reach it when necessary. Pictures should be placed so that when sitting down they are not too high above eye level. When hanging big pictures, they should be hung over a large piece of furniture. Arranging your furnishings a certain way can bring forth good fortune into various aspects of your life. That is where the sun rises at your house.