The word “green” is no longer just a color it is a concept associated with several different aspects of a sustainable living movement. Renewable energy, non-toxic cleaning products, energy efficiency, recycling, are just some of the ideas that are touted as green. This is not a concept that the boardrooms and executives talk about, if it costs extra money without generating revenue, it is not project that is worth undertaking. The word “green” is only worth using, only if it can both save money and be used a marketing tool. Efficiency has always been a part of business, so energy efficiency is no different. A way to bring down energy costs and boast of being “green.” Going green is a great way to market, saving money in energy costs, to the public.