No u can stay at another resort. The day of the celebration you will be able to get a pass onto the sandals resort for for the ceremony.

Once you pay the initial fee for your room you have 45 days from check in to pay the remainder.

Yes! All the rooms are priced for 2 Adults.

Yes they can attend the ceremony they just won't be able to stay at the resort.

UVF is the airline code Hewanorra International Airport

Yes