Configuring form settings
Go to Consultations on the left -> Click the form you'd like to edit
Click Edit form in the top right
First, if you want the form to send automatically, check this box on the right.
Choose if the message is going to send before or after the booking. If after, set how many days after. If before, this is done on the main messaging settings in the next section.
Customise the content of the SMS and email messages on the left, including the personalisation merge tags which will include your clients' names, the form names and the form links
Activating messaging
When you are happy with your settings above, go to Settings on the left
Go to the Bookings tab -> Scroll to the Consultation reminders section
Turn on SMS and email and set how many days before -> Save