Rules
At the beginning, you need to add rules that can later be added to the product or to the customer's store so that transactions go through only for these products and stores.
Products and Orders -> Orders -> Services -> Rules -> Add rule
2. A new panel will open to input data -
*to choose supply, you need to have already created supplies from the APP and they will appear here;
*Warehouse - your main fulfillment warehouse
3. Then you need to add the rule data to the store or product:
Go to PRODUCTS -> SHOPS -> select a shop -> click on tab ''service rules'' -> choose the created rule and SAVE
Billing
4. Now you need to configure the tariff itself. You can do this from the App.
Select an existing tariff list or create a new one
Add a new modifier -> Services
For more info, you can check this article - LINK