Did you know that Patch 6.2 brought the possibility of having the Black Market Auction House (BMAH) right inside your very own Garrison? Keep an eye out for the Naval Mission “Black Market Journal”, as it could lead to you convincing a Black Market Auctioneer to take up residence in your residence.
For a comprehensive catalogue of everything related to the BMAH, check out Wowhead’s guide Obtaining Items from the Black Market Auction House.