The document discusses the importance of interior design in restaurants. It notes that restaurant design impacts customer perception and psychology. Elements like lighting, seating, color, smell, and acoustics can influence how customers experience a restaurant and whether they order more, eat faster or stay longer. The ideal restaurant interior dedicates 60% of space to the dining area and 40% to the kitchen and other facilities. Restaurant design must also consider customer comfort factors like temperature, ventilation, lighting and noise levels.