This is the first episode where Michael 'Meathead' Stivic does not have a mustache.
While Teresa and Brian say they are in love this episode is the first and last appearance for his character.
This is the first time a scene takes place in the Bunker's upstairs hallway, previous episodes have at most shown only a part of the hallway through an open bedroom door.
The title is a parody of the term "border patrol" that guards the frontier of a country for national security purposes searching for both people and goods that are trying to be brought illegally into that country.