Papers thrown on floor move around the floor 51:00. Sometimes neatly stacked and other times spread across floor.
When Jill is stuck under the garage door, at 54:20, we can clearly see that the door is not even touching Jill's leg.
In the 34th minute there is a blue newspaper box which has no name (of the publication) on it.
Pete wears his Karate Gi with the right overlapping the left. This is only done when a person dies.