In fact it is most profitable to become a student of a blacksmith. The game has a glitch that opens large money resources. Blacksmith Bennet, on the onra farm, at that moment, when it stands in a furnace, always has two pieces of raw steel. While he stands there, you can several times (I could not buy a maximum of 5) to contact him and buy steel. For each sword in the game itself, 100 gold is given, and steel stands if I do not change my memory, 10;In addition, it depends on the sword. In general, the benefit is obvious.