In the opening scene, the ramp in the truckbed is first on the passenger side, then on the driver side, and then returns to the passenger side.
In the store, the number of Slim Jim packets changes from one to two and back to one.
When Henry puts the plywood ramp on the porch, it is brand new lumber. After going back to the pickup to get the typewriter, the ramp is well-weathered.
At the end, Monte is able to move his left arm to hug Flora despite being only reliant on his right arm the rest of the movie.
Flora is wearing her seat belt only on the closest shots in the car scene.
Planting pumkins at the end of summer for halloween does not work.
When Monte types "GET ME A DRINK", eleven keystrokes are heard, but there are no "clicks" of the space bar, so there would be no spaces between the words.