DoorDash, buoyed by surging demand and ample capital, has launched new services like toilet paper deliveries from convenience stores during the COVID crisis. CEO Tony Xu says it's being 'extremely agile.'

· While the coronavirus crisis has put many companies on the defensive, forcing them to cut staff and operations, food delivery company DoorDash is sitting on cash from a recent fundraising and launching new services.
· Most notably, the company moved forward a plan to deliver items from convenience stores, an effort that...