ATTENTION TO SCALE. A moment that at first glance seems obvious, but is not always respected - the proportionality of details to the interior as a whole. So, a huge picture in a small bedroom will look like an alien element, like a miniature sofa in a spacious living room. CONVENIENCE OF FURNITURE IS MOST IMPORTANT TO ITS AESTHETICS. Furniture, perfect from the point of view of design, but inconvenient - according to the professional, is of poor quality. No matter how beautiful a thing would be, but if it does not cope with its function, it is better to refuse it. BALANCE OF LIGHT AND SHADOW. In many ways, the appearance of a living room is determined by how balanced light and shadow are in it. Therefore, proper illumination is very important. For example, for the convenience of staying in residential lighting, a multi-level layout of lighting fixtures is mandatory. Lighting also affects the perception of colors.