It is so because this kind of house let you have a yard that feel like it is located inside the house. It is so because in the inside curve of the house can be built a pool, playground, or even a garden to have a barbecue party at home. Moreover, you can also build a gazebo in the spot or a parking lot. It is very functional. People who prefer a modern L shaped single storey homes will use glass wall in one wing of the house that directly lead to the space in the inside curve of the house that most people would use it as a pool, or a road with tree in the middle of it, or a patio or simply a yard to grow grass that is decorated with lamps. Interior Design.