Back to Occasions Bungalows Key Largo Promotions Advance Purchase Promotion Plan ahead and save on your Bungalows Key Largo vacation with our Advance Purchase Promotion. Reservations must be booked at least 14 days in advance and valid on new online reservations only. Full payment is required at time of booking. Advance Purchase Reservations are NON-REFUNDABLE and NON-CHANGEABLE. Must stay 3 ...