Quote Originally Posted by Dagger_32 View Post
2. Is it ethical to buy [Item A] from here [NPC] and sell it at a higher price than what you bought it for?

3. Any specific items that are ALWAYS in demand?
2) It is fine to do so, not everyone knows what NPC sell the stuff they need so you help them out with a small profit on your side.

3) Glamour crystals, HQ darksteel ingots, rose gold ingot and hard hippogryth leather (this is what I earn the most gil from making)