You have to go through a refund process. If they host doesn't agree to the refund, it goes through arbitration which takes a long time and is kind of pain. The

You have to go through a refund process. If they host doesn't agree to the refund, it goes through arbitration which takes a long time and is kind of pain. They are supposed to find you alternative accommodation, but they didn't for me when my host cancelled <24 hours before I was supposed to arrive, or when my friends were staying in an AirBnb when the host was evicted(!).