What is a Limit Order, Market Order, and Stop Order?(주문 제한, 시장 주문 및 주문 중지란?) Posted By: Steve Burnson: . An order is an instruction on how and when to buy or sell you send to your broker. There are several different types of orders a trader and investor can use to execute their trade based on their goals. You may want to get in at any price or out at any price. You could want to only buy or sell..