Visible crew/equipment: When two cars crash, before the hit, but right after the Chinese driver pressing down on the brake you can see a steel rope attached to the bottom of the car. (00:14:30)
Visible crew/equipment: In the scene where Porter talks to Rosie in the phone, after talking to Michael (the bartender at the hotel), you can see the microphone in the left upper-corner. This is only visible in the 4:3 (Fullscreen) version. (00:34:10)
Visible crew/equipment: When Porter and Rosie arrive at the hide out apartment and Porter says "He'll live, how are you?", you can briefly see the boom mike shadow move on the door. (00:59:55)
Answer: Quote, "A work man is worthy of his hire." In the original version, the Mob Boss asked, "why are you doing all this?" He replied, "I want my money." It's as simple as that. He did a job and wants his payment.