Lists
Once they were all ready to head out, they first went through the things they had to do. They made the list to ensure that their safety was going to be a priority during the trip. This meant they had emergency tools they might need in case things go south.

Lists
Preparation
If they had forgotten to prepare or accomplish something on this list, it might translate to a longer day at work since they might have to return to the dock to get whatever it was that they left behind. No one wanted that to happen, so they tried to make sure the checklist has been ticked off from the beginning.

Preparation