you have to :
use energy efficient light bulbs
solar panels
motion sensitive taps ( so water dont drip)
unplug electric things
Leaving lights on when not in use does not make a home more energy efficient as it unnecessarily consumes electricity.
Using a more efficient washer and dryer along with an energy efficient dishwasher will save a good amount of money as well as changing to energy efficient bulbs.
Kick it
There are definitiely energy efficient outdoor fans available. They are primarily ceiling fans and you should look for the Energy Star Lable to make sure to get the most energy efficient ones available.
It means that you make an effort to waste less energy.
Brands that make cellular shades are more energy efficient window blinds.
Lasko space heaters use about 800 Watts and are very energy efficient, along with being very powerful.
Leaving lights on when not needed does not make a home more energy efficient. This wasteful practice can increase electricity consumption and utility bills.
It results in less heat energy being wasted.
Putting new windows in the home will not make the house more energy efficient. There would have to be a specific type of glass in the window.
EnergySavers.gov has a great list of things you can do to improve energy efficiency. A few of the best ideas are adding insulation, a programmable thermostat, and using energy efficient appliances.
The most energy efficient commerical refrigeratiors would be anything within the JE brand , they make everything energy efficent these days and more enviromentaly friendly .