Michael Gratz is a veteran salesperson with over 50 years of experience under his belt.  He knows how to treat his customer’s right and has gained several friends along the way.   Michael is now part of our sales staff at Runde GMC in Platteville and he’s ready to serve you! How long have you worked as a salesperson in the car biz? Since 1963 – 50 years now. Have you mostly worked selling Chevy’s in the industry? Yes. My dad and I owned a GMC dealership up for almost 71 years. We started out selling Oldsmobile and GMC then we acquired Pontiac and Chevrolet. We sold that in ’06 and then I came down to Platteville and have been here since December of 2008 . I’m a big fan of Chevrolet. What have [...]