https://www.metrotimes.com/detroit/effuel-reviews-is-effuel-eco-obd2-fuel-saver-a-legit-or-scam-does-it-really-work/Content?oid=26944886 Before you even walk out the door to go to the different dealerships to search for an automobile to purchase, do your homework. If you have a specific car make and model that you are considering buying, do some background research. Have there been numerous recalls for this vehicle. What do current and former owners of this make and model say about their automobile? Do not lock yourself into purchasing from a dealership. It may surprise you to learn that your ideal car can be purchased from a private seller or even a small car lot. Take advantage of classified ads and websites intended to help you identify sources for the car you want. more