He Got Fired Twice and Slept in His Car. Now He Does $450K Cleaning Floors.

Justin Campbell got fired from a management job at TGI Fridays, moved back home into the room down the hall from his grandmother, and started taking $50-a-day temp shifts. The job site was far enough that he slept in his car outside it rather than risk the morning drive. One evening a guy from the commercial floor care company next door knocked on his window and asked what he was doing out there. He offered him steady evening hours. That knock is the whole origin story.

Four years later Jus...