Note that two-way conversations are available only in the Pro plan.
1. Navigate to your Appointible account
Click the 'Inbox' button in the left side panel.
2. Select conversation
3. Scheduling text message
Write your text.
Click the arrow down button.
Click the 'Schedule' button.
4. Scheduling text message
Choose the time and date when to send the message.
Choose the client's time zone.
Finish by clicking 'Schedule message'.
5. You will see that scheduled messages appear in a different color
Note that you can cancel the message before it is sent.