It is best to think about alternative energy options together with your existing energy supply. You cannot depend on renewable power sources at this time to offer all the energy requirements of your home.
Lighting is usually ignored because a number of people believe that you can turn on the lights for 24 hours without worrying about your electricity. Your bulbs might be small, but they consume a large amount of energy.
We are always asking for cheap electricity, especially the people in Illinois because the price of electricity is continuously increasing. It is said that the cost of electricity will be higher in 2015, but it will probably be slower compared to 2014.