The base is equipped with security cameras and advanced internal sensors that pick up on movement, thermal traces, electrical activity, radiation and other signs of trouble. You can track the movement of people within the base, and even detect cloaked people or objects. As a bonus, the internal sensors can usually detect shapeshifters and alien technology.
This Trait gives 3 Story Points every adventure that can only be spent on Awareness-related rolls and related activities, like picking up a transmission or noticing an intruder.