2. To send Auto Action Emails via messaging set "Send Message" on the "Messaging" tab in the Auto Action to one of the API options. We will remove the HTML from the message because Vrbo does not support HTML. You have the option to add a plain text message for this purpose.
<span style="color:#fe746c;“ >{{#fas:exclamation-triangle}} </span> There can be a short delay between a booking being made and the messaging being enabled. This means auto actions set to send a message when the booking is first made may not be able to send and should be setup to fall back to an email message.
Vrbo supports attachments in PDF, JPG, PNG, and GIF format.