Hi Kasper
As you've indeed found out we don't support setting discount as an amount on the line. But we do support that you create a "Discount" product that you add as a separate line to the invoice on which you set a negative amount.
As you've indeed found out we don't support setting discount as an amount on the line. But we do support that you create a "Discount" product that you add as a separate line to the invoice on which you set a negative amount.