And it does (y)
If it is the case that it isn't tied to the account as it should be then it can be applied to all if the items on this page https://store.nisaeurope.com/collections/boxing-sale-2018
Yes I've used it :)
The question is have you used your code because I have (:I
On the email it says it's multi-use. Quote: "The discount voucher can be used as many times as you like, so get ready to make monumental savings into the new year, dood!"