The rear window of the Volvo reappears and disappears again between cuts after it has been shot out.
The front and rear license plates of the stolen Peugeot 205 cabriolet don't match.
After Anna decides to stay behind, which was an on the spot decision, the guys receive a tape with instructions on where they're to go to deliver the package. The voice on the tape describes Anna by name, despite the fact that she had literally just chosen to stay behind.
The assassination takes place in Belgium, yet there are Dutch police officers and a tow truck with Dutch license plates.