SClaw wrote:At a guess, you're doing standard combines only. To get good skill-ups from combines you need to do discoveries. Anything else will take far too long.
Crafting sucks. I have about 500 iron... but the hell if I can level up enough to get past using copper. On the other hand, it's a way to knock out a cheap level here and there so I can't complain too much.
Also, not every tradeskill uses Iron. JC, for example, uses copper and silver but not iron.