Each customer of our shop is charged reward bonuses which are transferred into vouchers. They can be spent for the next order. Parameters of the voucher can be seen in My account in My vouchers section. There you can find:
Minimum - minimum cost of the cart for which voucher can be applied.
Expiry date - voucher can be applied before this date.
As well as, leave ID of our postcards assigned to them at postcrossing.com at Product Reviews section and get discount vauchers (assigned after checking page post card on postcrossing.com).