A Work Order is a piece of paper that asks for a certain number of items to be delivered to a specific NPC. In return for turning in those items the player will receive the price that was indicated on the Work Order.<br>Once a player has learned (or even completed) a certain Work Order for an item, other Work Order (papers) will be shown with a green text to indicate that the player has 'already memorized' that Work Order. After one month that 'memorized' status will be reset for the work order; The player can then once again learn the Work Order and turn in the required items.<br>The completion of (high level) Work Orders is one way to earn lots of gold in the game.