Originally Posted by
niksal
Ok, thank you for the information. Was a bit afraid of that. Well, at least my summerplans got a bit clearer now.
I think that should be "SK-group", not plain "SK". These vouchers are (or at least used to be - last time I had some was more than 3 years ago) also valid on KF and WF, most probably OV and BT as well.