Revealing mistake: When Lafayette unlocks the door to let Tara into his house, you can see that he barely touches the lock, and is merely pretending to turn an already unlocked deadbolt. (00:17:55)
Continuity mistake: When Jason is in his bunk house at the Light of Day institute at the beginning of the episode, as he takes off his tie one of the buttons of his shirt is undone. A couple of shots later, his shirt magically buttons itself back up. (00:01:45)
Answer: Pam doesn't have to be with Eric 24/7.