To save the cost on lighting your home, you will first have to dispose off all the old incandescent light bulbs you have. You may think that this is a waste of money, but getting rid of those bulbs will prove beneficial in the long run. Choose LED bulbs while lighting your house. They have a long lifespan and will save a lot of money.
Though LED bulbs were earlier used only for accent lighting, now there are LED bulbs that can replace the bulbs of 100 watts. These bulbs have a lifespan of almost 50,000 hours. You will also save the money which you were likely to spend on replacement and to using other bulbs.