In this Monday, Aug. 8, 2016, photo, Caroline Pond, who serves as sous chef, server and bartender, talks with customers to their table at Park Kitchen restaurant in Portland, Ore. A small but growing number of restaurants are doing away with the tipping model that has long been the norm in the U.S. in an effort to even disparate pay among restaurant staff, as well as a means to cope with rising minimum wages and other industry changes. (AP Photo/Don Ryan)
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