Train is still the best way to get around without too many prying eyes or people asking questions. It's also the easiest way to travel without giving too much information. Information that can easily be faked with the right credentials.

Most of my work is done overseas, but a call two months ago brought me back to the States. I had to travel by boat because chartering a private plane raises suspicions, and I always stay under the radar. In my line of work I have to be discreet; otherwise I'm ...