Beyond the plethora of magazines and websites that extol the virtues of living a greener lifestyle and one which not only is minimally invasive to the environment but also saves you energy which in turn saves you money, there are “experts” who will do home

visits and review your energy consumption habits. They help determine if the your appliances, automobiles, and other energy sapping equipment are necessary and make suggestions as to how to lower your energy or water bills.

See more here:
It’s Not Easy Being Green