He pulled weeds around the building, cleaned various things, and as he said in the title, he rebuilt both bathrooms:
He was tired of scraping the concrete, so he rented a scraper, and he and his friends spent 18 hours cleaning it up. Then they jacked up some huge steel shelves he had and dragged them into the parking lot.
That left a huge mess and apparently they had already returned the scraper:
By the way, Joe Scott has 10k more subscribers than Meet Kevin. I hope the former hits 1m first!
[Doesn't he have a second channel?]