You can contact your customers via in-app IM by following the steps below.
Use your tablet to search and click on the order which you need to contact your customer
Click on the Message Icon that is beside the item chosen by the customer
You can communicate with the customer using texts or images
If you need further assistance for this request, please send a ticket to Yamimeal customer care representatives via https://help.yamimeal.com/hc/en-us. We will try our best to help you as soon as possible.