In Shoplo you can give an individual discount to your customer.
Go to 'Customers' > Mark the customers you want to give a discount.
Z menu na dole wybierz Nadaj rabat i wpisz ile procent rabatu chcesz nadać.
From the drop-down menu, select 'New discount' and enter the percentage of discount you want to give.
Click on 'Save'. Once the customer has entered an email, during the process of finalizing the order, the discount will automatically be active.