Teaches you the basics, first tent in wastes quest. What to do, what to take.
How to shovel poop, and move boxes.
The archives have an entry telling you about where and how to gather resources on the world map.
What red zones mean, and which towns are guarded or not.
Upon player spawning a message pops up saying I seem to have something on my pip boy journals I should read them.
This is to avoid bluesuit spawning, gets PK'd, doesn't know what to do. Then 15 other CA/PA players stand in the HUB and do nothing or laugh to themselves after PK'ing the bluesuit who rage quits later.