It’s a hot topic of the day, should I go ahead and replace all my house lights with CFLs?  How much money will I have to spend upfront?  How much energy will I save a month?
Basically, is it worth doing?

My next-door neighbor invested in new LED (Light Emitting Diode) lights this Christmas season.    So I started thinking whether we should do the same.  I decided to do my own financial analysis comparing the initial cost, energy cost and the replacement cost between the two kinds of lights. By the way, the inspiration for [...]