Answer : Interior decoration and interior design are the process of shaping the experience of interior space, through the manipulation of spatial volume, surface treatment, lighting, and furnishings. It is a profession that requires creativity as well as technical knowledge.
Interior decoration is the process of making a space more visually pleasing and functional. Interior designers must be skilled in art and design, but they must also understand architecture, engineering, and law. They must be able to balance the needs of their clients with the constraints of reality.