By Adam Eckert A man who calls himself “The Laundromat Millionaire” quit his 9-to-5 as a lineman after finding a laundromat for sale on Craigslist. Now he and his wife own four locations, manage 40 employees and have a net worth of $3.4 million. It’s been 13 years since Dave and Carla Menz bought their first rundown