Shame on the non-tippers. As Americans tip customer service workers less and less, per a Bankrate survey, DoorDash is testing a new feature that aims to convince customers to tip their drivers before their order arrives. When a customer orders from a restaurant on DoorDash yet inserts $0 in the tip amount, a pop-up will appear … Continue reading DoorDash tests warning non-tippers that their order could be slow to arrive