Lighting is a basic necessity for homes and every place that needs to be illuminated for living.It serves many purposes and can play an important role in everyday life. It provides us with safety and security, comfort, convenience and helps set the mood of a room. The right type of lighting can create an atmosphere that is conducive to relaxation and productivity. Lighting comes in many forms including natural and artificial, indoor and outdoor, as well as functional and decorative. Natural lighting is dependent on the sun and the sky and is the most economical option when available. Artificial lighting is electric power based and includes lights, fixtures, lamps and bulbs. Indoor lighting is usually focused on task performance and providing comfort while outdoor lighting is more often used to prevent accidents and home security. Functional lighting is used for practical purposes such as task lighting and accent lighting while decorative lighting creates a relaxed atmosphere with attractive features. Lighting is important to make homes pleasing, especially in the winter when darkness falls early or when there are long days when light is missing. For additional atmosphere, dimmers are available to set different lighting levels depending on the current mood. In addition, special switches can be installed that control multiple lights and fixtures in a particular space. Lighting plays a prominent role in any home setting, so choosing the right lighting for your home is important. By knowing the various types of lighting and their uses, you can create a mood that is right for the occasion.