GameSpy: What are the new trade skills?
Ben Bell: Armor crafting, weapon crafting, and jewel crafting are included in the first set of trade skills. We are also developing tailoring and carpentry trade skills.

GameSpy: How will the new trade skills work?

Dan Enright: Items are created using combinations of vendor purchased materials, tools, and adventure components. Players may experiment with various combinations of materials to produce items. Each time a new recipe is discovered through experimentation the player has the option of adding the recipe to their trade journal.