To track payment processing fee:
Go to Settings → Order payment methods in the management console.
Click Edit next to the bank account.
Select The same for all locations or Different for each location in the Payment processing fee field and write bank or delivery service commission percentage. For example, 2.5% to the bank for acquiring services or 30% to the delivery aggregator for attracting customers.
Click Save.
💡 When the cash shift is closed, Poster will add an expense with the Banking service and commission fees category.