If you have ever been considering purchasing an emergency generator to power your home, you may want to think about your options before doing so. There are many different kinds on the market including very good used ones. I decided to look into propane generators. I had heard that these were among the cheapest to run and to maintain. I admit that I will need to do a lot more research before I can say for sure that the hype is true, but it really looks right now that I am going to make a purchase in the very near future.