There's a tree in the Smith's front yard that sometimes is on the close side of the sidewalk, and other times is on the far side of the sidewalk next to the curb.
When Stan was about to stab Bullock with a knife, he throws it behind himself where it sticks into a kitchen cabinet. The first couple times it's seen there is another cabinet to the left, yet once Bullock leaves the kitchen it is now sticking out of the end cabinet.
When Avery is riding Stan to the diner, the front steps are different from the long shot compared to the short shot.