The Game Play section is quite good and has pictures to support it.
"Swift negotiations are advised ..." This needs more explanation. There's no timer running, so why do negotiations need to be swift?
Do players spread out and mingle or just sit around the table? Should people try to be secretive? This seems to be implied but could use a short sentence in the section on Trading.
The Accusation — Does CM refer to Captain's Mate or Crew Member? I assumed Crew Member at first, in which case it seems that all Mutineers would be detected if every Crew Member accuses. When do players reveal their roles if they weren't detected? Clarify this section.
What is a weapon shake?