2. To send Auto Action Emails via messaging set "Send Message" on on the "Messaging" tab in the Auto Action to one of the API options.
<span class="" style="color: #f3e504; font-size: 150%;" >{{#fas:lightbulb}} </span> 3. Bookings need to be in a Property that is connected to Booking.com to use the Message API, otherwise communication will be via Email.
==VAT value on extra items==