When Gus throws the present, it hits Alan and flies off to his right. However, it is then positioned directly in front of him when it explodes.
When they're in the panic room and Gus says "I know exactly what to do," the previously opened door is now closed, only to be open again in the next shot when he walks through it.
When the Rental Manager first opens the door, Bryn is visible in the background. However, she is not there in following shots.
In one shot of The Bull, his head is angled further back than in the other shots.
When Shawn and Gus are in the brewery they pass a row of chemical containers, one of them is labeled "ethylene glycol". Ethylene glycol is highly toxic to humans, it is the main ingredient in antifreeze, and is most certainly not used to brew beer. However propylene glycol is used in the brewing process, as it is non toxic and is useful in regulating the temperature of the brew and controlling yeast growth.
When Gus jimmies the lock of the strongbox with Lester's hand, it's clear that the hand is too big to enter the lock.
In the course of the Easter Bay Examiner article about Ronald Cole, he is called "Richard".
The chessboard in Henry's home, visible when Shawn and Gus take the contents of the strongbox to Henry, is incorrectly set up. The black king and queen are on each other's starting squares, and one of the knights and bishops are also on each other's starting squares.