One thing that a lot of really stupid FReepers ignore is that mob members can be blackmailed.
"Either you make sure that shipping container CTC-X-RR-4377-1008 gets through the port without being logged or inspected, or the FBI's Organized Crime division gets a copy of this DVD showing you shooting one of their informants. Your call, buddy."
ON THE WATERFRONT is fiction. Yes, it's an OLD movie, but it's "tame", compared to what the truth is. Go watch the movie.