In order to specialize in a craft, you must choose to do so with the NPC in charge of the craft.
- For Alchemy or Scribing, you must speak to the NPC atop Scribe's Mountain in Vale at coordinates 174, 094.
- For Carpentry, you must speak to Splinter at Splinter's Hut in the Wilderness at coordinates 136, 186.
- For Gemcutting and Jeweling, you must speak to Sel at Sel's Home in the Wilderness at coordinates 047, 039.
- For Smelting, speak to the smith in Sanhae at coordinates 025, 010.
- For Smithing, speak to any smith NPC.
- For Weaving, you must speak to Yon at Yon's Home in the Wilderness at coordinates 045, 029.
- For Tailoring, you must speak to the NPC of the Sanhae tailor shop at coordinates 013, 021.
The following crafts do not require specialization to advance beyond Accomplished skill level: