Reservation cancellation policy states the following for each booking platform: 

Airbnb – Full refund for cancellations made within 48 hours of booking, if the check-in date is at least 14 days away. 50% refund for cancellations made at least 7 days before check-in. No refunds for cancellations within 7 days of check-in.

Vrbo/HomeAway – Bookings cancelled at least 30 days prior to check-in will receive a 100% refund. Bookings cancelled at least 14 days in advance will receive a 50% refund. No refunds for cancellations within 7 days of check-in.

Booking.com – 100% refund for cancellations made at least 14 days before check-in.

Tripadvisor – Full refund for cancellations made within 24 hours of booking or at least 21 days before check-in.