How do i test this system?

This One Is reasonably priced if all the plugin were this price i would have them all by now i will wait and by the chat next and then this maybe for app purchase the support is pretty dane good with this company they seem to care about there customers and get it done not lazy they keep it up it will be very popular

Greetings, Should each retailer or employer create a meta-business token, or will everyone use the same admin WhatsApp settings?