1. First, you need to go to Jwero chat, and move to the "Messages" tab.
2. Next, you need to create templates that will be used to initiate the chat box.
3. To access the templates feature, you should look for the templates icon on the right-hand side of the screen and click on it.
4. Clicking on the templates icon will take you to the templates page.
5. On the templates page, you can select the approved templates by Facebook that you want to use to send to a particular customer.
6. Once you have selected the template and sent it to the customer, the customer will then be able to reply to the message. Only after the customer has replied, will the chat box open for 24 hours with that particular customer.
7. You can then start chatting with the customer by sending attchments, catalogs or templates.
In summary, the process involves creating templates, selecting approved templates, sending them to the customer, waiting for the customer to reply, and then starting the chat.