Lighting is one of the most essential elements of design. It is important for both residential and commercial spaces, as it shapes the way we interact with, perceive, and use the space. Good lighting can thus create an environment that is more efficient, inviting, and comfortable. Lighting is most commonly used in order to create atmosphere. For example, romantic restaurants might use dimmed lighting to create a cozy, intimate setting, while warm, inviting tones might be used in a living space. It is also often used to highlight architectural features or artwork, as well as to create a sense of drama. In terms of practical use, lighting must be designed to provide sufficient illumination for safety, as well as task completion. Also, different types of lights can be used to create different effects. For example, chandeliers, wall sconces, and track lighting can be used to enhance the visual appeal of a space, while spotlights and recessed lighting can be used to focus illumination in certain areas. Lighting is also important when creating energy efficient spaces. LEDs are quickly becoming the go to choice for lighting, as they are more efficient than traditional incandescent fixtures, and will save on energy costs in the long run. Additionally, dimmers and timers can be used to further control energy consumption. In conclusion, lighting is a powerful tool in design. With careful consideration, it can be used to enhance the way a space looks, feels, and even works.