More than 50% of California residents have received at least one dose of the COVID-19 vaccine. As Pandemic Numbers Hit Record Lows, Los Angeles Moves To Least Restrictive Yellow Tier. Restaurants, bars, wineries, breweries and distilleries can reopen under the guidelines. For some owners and operators, it means the first return to business in months but now facing new challenges : Filling open positions. According to a Census poll this month about 40% of restaurant companies said they're having trouble finding servers, cooks and other workers. More than half of hospitality businesses said they will need to hire workers in the next six months..