To properly reduce energy consumption, Energy management really does begin with creative design, that can only be performed by qualified experts, and generally begins with the fundamentals of how a building is constructed. Factors as simple as the direction a building faces can have a huge bearing on how much power the building consumes in terms of air conditioning and lighting
Many things that consume electricity can be overcome by smarter building design, for example lighting in the daytime can be reduced by adding skylights, or Air Conditioning can be reduced by adding properly designed breezeways through the building or by adding more insulation to the building. There are many relatively simple options available to people to reduce their carbon footprint and their electricity bill, but it all starts with getting the right advice from qualified experts