In this guide you will learn how to get to the Tabard farming dungeon and where the quest giver is.
to get to the dungeon you will need to use the magic stone and follow these steps:
Magic stone -> armor&weapons -> Off sets -> Vault of archavon
after getting there in front of you will be a quest giver with a quest for your class tabard.
ATENTION : Casters will have to set their dungeon difficulty on HEROIC.