The Cool App that makes learning 4-way a whole lot easier...
Checking the lights, the spot and climbing out
Have your helmet on and fastened before the door opens
Know the system for communicating when it's time to open the door and climb out
Green light doesn't necessarily mean it;'s safe to climb out. Decide that for yourself.
Be sure the people behind know the appropriate exit separation
Previous video: Pre-jump Gear Check
Next video: Aircraft Emergencies
More education at rhythmskydiving.com