COVID-19 has brought hard times to small business owners across the nation.. The online review website Yelp estimated that before July 10, 73,000 small businesses in the United States had closed permanently. Times have been difficult for businesses in the Pittsburgh region, and while the outlook is uncertain, PublicSource spoke to the owners of four resilient businesses that have stayed afloat by obtaining credit, going online, developing new streams of revenue, and in one case, simply breaking the rules.