Unlike many MMOs, you don't sell to NPCs for profit. You list your items in the Auction House for other players to buy.
Dofus is heavily reliant on (Levels 60, 100, 150, 200) and resource management . A static guide is outdated the moment a patch drops or the economy shifts. This dynamic feature keeps the player efficient, solving the common problem of "I just hit X level, what do I do now?" dofus guide