There are relatively few avenues for selling your profession's wares. The first, and probably the most universal, is to create your trade goods and then list them on the auction house. This is a pretty common channel for selling trade goods. As such, there's more than a few techniques and arts to getting the most out of working the auction house. Check out Gold Capped, for example, to pick up a lot of great advice on how to work the AH.
The second way to sell your goods is via small-scale professions gathering.
Blizzard Entertainment has announced the opening of beta registrations for “World of Warcraft: The War Within,” inviting players to explore new subterranean worlds beneath Azeroth.
Danish from eXputer: "Despite Blizzard's attempt to give a fresh new spin to World of Warcraft, some fans still seem to be stuck in the past."
HG writes: "Blizzard is usually pretty bad at keeping secrets, but the company somehow managed to keep this one under wraps until now. Plunderstorm is a special limited-time event that’s basically World of Warcraft’s take on the Battle Royale genre."