At the end when Rossi puts his hand up to stop the police cars after the Reid/Owen scene, his gun has already been put away. However, when Reid and Morgan start to walk Owen into the station, Rossi's gun is out and he puts it away again.
At around 25 mins, Initially the sheriff has nothing on his badge, but when he steps outside, he has a mourning band around his star.
When Reid and Morgan search Owen's room, they remark that all his clothes are black, but in Owen's first scene at the ranch, Owen is wearing a plaid shirt over a white T-shirt.
When the profilers convince Eileen to send a text message to Jordan, she reads as she is typing, "Listen to them. They're with the FBI." The text on her computer screen, however, says "Listen to them. They're from the FBI. Here they are.". And the text shown on the receiving PDA says, "Listen to them. They're from the FBI" without the closing phrase "Here they are."
At around 25:51 Matthew Gray Gubler looks down quickly at the floor to make sure he is on his mark. He moves to stand on his mark after looking down.
Reid theorizes that Owen Savage has trouble with things like writing, geometry and sports because he has a spatial-relations handicap, which causes him to have poor hand-eye coordination, making things like filling in a bubble or catching a ball difficult. Someone with a spatial-relations handicap would have difficulty using firearms accurately; yet Owen is an expert marksman with handguns and automatic rifles.