Revealing mistake: Towards the end of the movie, Hockney (Kevin Pollak) looks into a van and discovers it's full of cash. He is then shot from behind, and blood splatters all over the money. When his chest explodes, you can see the plastic of the bag the blood was in. (01:18:10)
Revealing mistake: When the police car is set on fire you see from the top that the flames start at three different spots, hood, roof, and trunk. Then, when the three vans drive off there's a shot from inside the police car where you don't see any fire. (00:32:45)
Revealing mistake: In the flashback, when the boy has his throat slit, there's no blood or wound.
Answer: Kint/Soze ended up in the police station because he simply didn't get away in time.