Your lawn mower. You spend hundreds of dollars on a machine you hate to use, then treat it that way. But you always expect it to work. If you own a Lawn Boy, it will. All Lawn Boy mowers have a commercial grade engine. You don't even have to change the oil. You'll hate to use your Lawn Boy for years and years and years. Save green wherever you see green, at your Lawn Boy dealer's green tag sale.