Interior space refers to the area within a building or structure, encompassing all the rooms and hallways. It includes various elements such as walls, ceilings, floors, and windows, which define the boundaries and functionality of the space. The design and layout of interior space can significantly impact how people interact with their environment. Effective use of interior space involves considering factors like furniture arrangement, lighting, and color schemes. These elements can enhance comfort, accessibility, and aesthetics. Proper planning of interior space is essential for creating functional areas, whether for homes, offices, or public buildings.