The documents provide new clarity about a much-talked-about but until now opaque process that is used to surveil, discipline, and sometimes terminate Amazon warehouse workers around the United States. Amazon warehouse workers who have talked to Motherboard say they don’t have insight into how much TOT they’ve accumulated, and have said they skip water and bathroom breaks because they fear being disciplined and terminated. As the country’s second largest employer, Amazon’s productivity policies impact hundreds of thousands of workers.