The entry requirements should also be considered from a relative sense as opposed to just an absolute sense...

If USVI or Bahamas or wherever isn't as stringent as BVI then tourism will leave BVI to USVI or Bahamas. Substitutes for international tourism and local tourism have already taken place and I don't think it is likely people will move back up the ladder...

In the US 2nd homes, RVs, and boats are having a banner year...

If as Jason says that BVI follows social media then my suggestion would be to have a marketing strategy targeting social media sites.