The names have been changed, and certain venues, but the story is true. During the late 1960s into the 1970s there was not as much focus on the Jamaican marijuana trade as perhaps there should of been; however... considering how it was done, how it was kept 'under the radar' one can not fault law enforcement.
That the most essential elements were virtually by the way is one of the reasons why not of the major players obtained any interest.