You can use 1800 Notify to send out appointment reminders to your google calendar clients.
You have to put specific details into the calendar event in order for this to work. Please email info@1800notify.com for help.
How to enable/re-enable Google Calendar reminders:
Login to your account at www.1800notify.com
1- Click the ADMIN tab
2- Click the Google Calendar Auth button
Then, make sure to login to the google account that has the calendar you are using to send reminders out:
Comments