Best deal in the BVI is a slip at Leverick. Reserve early with Nick.
Pack in a duffel. Much esier to store onboard.
Once packed in your carryon remove 50% of the clothes. (we both pack in a carryon duffel apice for a month stay).
Photocopy your passports and keep separate.
The other things you will discover soon enough and you will be writing on the subject next year.