This military school is supposedly off the grid, no cell phones, no technology, yet has state of the art commercial dryers. One would think that they would have to wash and dry by hand to be consistent. However, the necessity of providing laundry support for a military institution would require commercial equipment.
When Prentiss looks at the iPhone to see recent text messages, she is able to zoom in on a message. This is not possible on the iPhone unless what was on screen is an image.
Throughout the case, the characters use the phrases "hung himself" or "hung themselves," but the correct past tense for death by hanging is "hanged." As trained professionals who deal with all sorts of death frequently, the BAU members would likely know that.
During the retreat ceremony about halfway through, the command "Order Arms" is given. The cadet in the color guard carrying the American flag lowers the staff of the flag to touch the butt to the ground. The American flag is never dipped or lowered in a color guard.
When discussing how far the suspect could have traveled, Spencer Reid says, "That puts him at a 60-mile radius. That's 5,600 square miles to cover." The area covered by a 60-mile radius is about 11,300 square miles.
There is no talking in parade rest or at ease position.
When the F.B.I. arrives at the academy, the scene shows a flagpole island in front of the main building. There are cars parked around the island, including directly in front of a fire hydrant.