In the petrol station scene, when Alan threatens the teacher with a scolding apple turnover, in the back ground on top of the microwave is Alan's book 'Bouncing Back'. Alan's stance on the book cover is similar to Alan holding the apple turnover. The books are gone in the next scene.
In the petrol station shop scene at the end, the VHS boxes, magazines and newspapers behind Phil Wiley change from shot to shot.