In addition to discount cards and discount system, the program can provide a simple discount, right at the check for a string of arbitrary size or discounts, depending on the settings, make allowance.
To do this in the settings in System - Settings for the current profile is necessary to establish a tick Enter any discounts operator and set the formula to provide discounts (premiums).
1 offer discounts choose how to calculate the discount - percent or simply the sum of:
2 Give an allowance, as well choose percentage or amount:
After permission to enter the discount in the Input menu item becomes available Enter discount.
Please note, you can only use one thing, or a discount or premium.