I agree with i2f about the ease of sailing in the BVIs. It is all line of sight, with most destinations being within an hour away. You will likely get a chart briefing before they set you loose.
There are several companies operating there:
Others may add more.
ISPA Yachtmaster Offshore Instructor Evaluator
CYA Advanced Cruising Instructor
IYT Yachtmaster Coastal Instructor
As I sail, I praise God, and care not. (Luke Foxe)