Most folks nowadays do it just one way, with the common incandescent light bulb.
Luckily, there is a better option for most homes Compact Fluorescent Lights, or CFLs. If you want to live lightly on the earth, one of the easiest and most basic things you can do is cut your energy consumption by replacing light bulbs in your home or office with CFLs. I know you have a lot of questions about CFLs, as I've heard a bunch already. Here are some of the most common. A. CFLs put out 3 to 4 times the light for the same energy use.