In aviation there are similar methods of doing checklists: Say - Do: pilot not flying says the task, pilot flying verifies verbally after doing it. Challenge

In aviation there are similar methods of doing checklists: Say - Do: pilot not flying says the task, pilot flying verifies verbally after doing it. Challenge - Response: challenge the check list, verbally respond (do the action) Flow-Confirm: Do all required actions then verbally confirm. In any case, the verbal and physical confirmation is needed to move on in the checklist. When flying solo I do "Say-Do"