Yes. Passports must be valid for 6 months past your travel dates.
No you do not need to stay at the resort if you don't want to. There are other hotels in the area.
Yes—food, drinks, and many activities are included.
We recommend 3–5 nights.
Yes
Tropical semi-formal. Think: light fabrics, florals, linen, comfortable shoes for sand/grass.
Our wedding will be a symbolic ceremony, so no documents are required from guests.
Not necessarily. The resort and most tourist areas accept US dollars and credit/debit cards. Small bills are helpful.