Pat mentions to Buffy that Joyce read "The Deep End of the Ocean" while Buffy was gone. It is a 1996 novel by Jacquelyn Mitchard about a suburban middle-class family much like Buffy's that is torn apart when the youngest son disappears, only to reappear at the front doorstep years later.
The scene with Giles hot wiring his car is censored in British releases because it's an "imitatible act."
Joyce describing Snyder was cut: "Have you ever noticed his teeth? They're like tiny rodent teeth - horrible gnashing little teeth. You just want to pull them out with pliers."
This is the first time downtown Sunnydale is shown, a street with several shops, most notably the Espresso Pump. In Season 5 it's revealed that the name of the street is Maple Court.