Before pushback or start flow
Captain
Trigger: completion of takeoff data - insert/review/crosscheck
After start flow
Captain
Trigger: both engines at stabilized idle, Captain has cleared ground crew to disconnect
Single engine after start flow
Captain
Trigger: Engine #1 at stabilized idle, Captain has cleared ground crew to disconnect
Takeoff or line up clearance flow
Captain
Trigger: ATC - “Takeoff or Line up clearance”
After landing flow
Captain
Trigger: CA ground spoilers disarm
Parking flow
Captain
Trigger: stopped at gate/hardstand