Details about how to submit for Facebook APP Review :
https://xeroneit.net/blog/xero....chat-how-to-submit-a

XeroChat is the Most Complete Messenger Marketing Script for Facebook.
XeroChat : https://codecanyon.net/item/xe....rochat-complete-mess
Add-ons : https://xeroneit.net/products

Combine with all powerful tools like Messenger BOT Builder, Comment BOT Builder, Messenger Broadcaster, Facebook Poster, RSS Poster, Existing Messenger Subscribers Import & many other features , Xero Chat is the best choice for your daily marketing solutions.
The best part of this system is you can broadcast Promotional Message to Messenger Subscribers.
You can import unlimited Facebook accounts, unlimited Facebook pages. It’s a white label multi-user system, so you can create unlimited users as well to use the system.