Cancellation Policy, we offer 100% refunds on all tours if the reservation is cancelled more than 72 hours (3 days) before scheduled tour. We do not offer any refunds for any reason once we are within 72 hours of scheduled tour. Add Rescheduling Policy, Reservations maybe rescheduled subject to availability. ArgyllWalks will reschedule reservations free of charge for requests submitted at least 72 hours in advance.