JSON Baumgartner on Twitter: "@Uber_Support How do I cancel a trip request without a penalty? The driver who accepted it has not moved at all for 10 minutes. When I try to cancel, I get a warning that I will be charged." / Twitter

How do I cancel a trip request without a penalty? The driver who accepted it has not moved at all for 10 minutes. When I try to cancel, I get a warning that I will be charged.