Deletion of South Tyrol quality mark

Comment: I don't think you're looking at it quite correctly.  This appears to be better characterized as a Collective trade mark or a Protected Designation of Origin rather than an advert.  People are very averse to , but sometimes other stuff does exist, like Guaranteed Irish, Appellation d'origine contrôlée, DOC etc.  As to the , a little ing suggested to me that there were plenty of secondary sources.   Perhaps the better remedy is to tag the page for more citations
Stance: keep
Cited policy: Wikipedia:Arguments to avoid in deletion discussions (WP:OSE||WP:SECONDARY||WP:GOOGLETEST)