See your shop like never before with the E2 Shop System. Check out our new video! What is the E2 Effect? The E2 Effect is what has been changing the way over 7,000 shops around the country are managed for over 30 years. It is what will take an average shop and turn it into a more functional, organized, and most importantly, profitable company. In the tough times that are before us it has never been more important to know where the money is coming from and going. While keeping every current customer and every future customer happy at the same time keeping costs low. And that is exactly what E2 can do for you.