And here they are helped not only by their work, but also by new building materials, or rather, facing materials, the assortment of which is replenished annually and the sales of which are growing, by the way, not without the help of such a thing as sales training. By the way, it is necessary to note the latest accessories, which are also used to create an interior. Such design elements include the accessories of doors, windows, furniture, lamps, ceiling cornices, curtains and other types of accessories.