After experimenting with rubber matting, plastic tiles, and industrial paint for my garage floor, I splurged on a fresh finish by hiring pros. The good news is that it looks great after two Michigan winters of traffic and briney slush deposits and it's covered by a "lifetime" warranty.
https://www.hagerty.com/media/maintenance-and-tech/garage-floor-coating-101-professionals-vs-diy/
https://www.hagerty.com/media/maintenance-and-tech/garage-floor-coating-101-professionals-vs-diy/
