Lighting is a very important factor in building design. Lighting plays an important role in creating different atmospheres, enhancing visual acuity, and ensuring safety. The right lighting can also help save energy. Many buildings can reduce their electricity consumption by using advanced lighting systems. LED lighting, for example, is more efficient than traditional incandescent bulbs and has an extended life span of up to 50,000 hours. With LED lights, building owners can save money as well as reduce the building's carbon dioxide emissions. Good lighting design also contributes to the overall aesthetic of the building. With the help of lighting, building owners can create different zones in the same room and differentiate between functional and decorative areas. Lighting can also be used to emphasize certain architectural features and create a more vibrant environment. When it comes to the safety and security of a building, having the right lighting is a must. It is important to make sure that the lighting is adequate enough for people to easily see their surroundings. Certain light patterns can help to accurately detect and identify people in the vicinity, as well as help to deter criminal activities. All in all, lighting plays a vital role in the design and function of any building. Without proper lighting, buildings may be unsafe, difficult to navigate, and may lack the right atmosphere. Thus, it is important to ensure that buildings are equipped with the right lighting systems to support their various functions.