Why I won't be using airbnb again
romerotron3000.com
romerotron3000.com
They discourage 2-way communication because what will end up happening is that the user will try to make a deal outside of Airbnb, get screwed, and then come crying to Airbnb for recourse (and it will make them look bad and discourage future customers).
They also want to keep their clients.