Subscription Messaging allows a page to send as many messages as they want to a user and be exempt from the 24+1 rule.
How to apply for Subscription Messaging:
- Go to your Facebook page’s Settings Section and go to “Messenger Platform”
- Scroll down to find “Advanced Messaging Features” and Click “Request” on Subscription Messaging
- Fill out the form and provide Examples
After you have requested the Subscription Messaging, be prepared to wait at least 2-3 weeks, but then check back regularly. As if the writing of this article, Facebook does not notify businesses after review.