I am writing this letter to you as you attend these sales presentation's so as to warn you of the hazards you will encounter from the purchase of these products. I purchased the Utility Shield in May of 2009 and have checked all my gas and electric bills till January of 2010 and have shown NO savings. (Actually my usage has been more with the exception of a couple of weeks that I was away on vacation and set my thermostat to vacation.) They say you can get a $1500.00 tax savings by installing this product but beware and ask them to... read full review »