If you have a discount code you can use it when you decide. They have no expiration date (Unless an official expiration date is given)! They can also be combined with sales, but can’t combined with other coupons. Each discount code can be combined with active sales.
How to get a discount code?
One Poster in normal price is 30 euro – You have 15% discount code . Price will be 25.5 euro , but you can use one code. If you have two or more , use bigger discount percent.