https://facebooksolutionblog.wordpress.com/2017/11/12/is-facebook-messenger-poised-to-become-more-business-friendly/ There is a simple procedure to use Facebook messenger for business. To use Facebook messenger to boost your business follow this:-
Simply create profile for your business page. Use messenger links. Messenger link is a tool you can use to help people start a Messenger conversation with your Page. Use send message button to target people within a specific geographic distance from your shop. Provide customer services to customer for the solution of complaints. Share Your Business location with others. So, now you are ready to use Facebook messenger for business. If you are facing any problem then contact Facebook technical support experts.