Talk to the guard to be able to become an Initiate
- By having high marksmanship
- By having high medical skill
- By bringing 200 rounds of 5mm AP
- Or by bringing 20 AP Rockets
Fulfilling any of these requirements gives the player the rank of Recruit, the lowest rank in the Brotherhood of Steel. Access is then granted to all three bunkers in towns.
NOTE: You cannot join them via their Lost Hills HQ location, but only via a satellite base: