$ 0 0 Series: The Novel Coronavirus, COVID-19 And WisconsinWhat's An 'Essential Business'? In Wisconsin, Many Workplaces QualifyAudio: Rob MentzerWisconsin Public RadioMarch 25, 2020 | 4:45 p.m.Shared viaWPRThe governor's order that all nonessential businesses should close has created uncertainty about what exactly counts as an essential business. But with broad exemptions, a surprising number of businesses in Wisconsin are finding ways to stay open.