transaction processing applications Currently, varied businesses are developing and booming on their own track. The idea that the priority of making profit precedes everything in businesses, has incited the reproach and criticism from the societies. As for me, I disagreed with this point of view as well, since the obsession on profits does damage to other things that a company request. 2. Predictability. The plan is made before the action, which aims to achieve the goals of the future, and to accomplish the next tasks and tasks. Meet with difficulties, clothing retailers in October and November for coat and knitwear sales was blocked by the untimely warm weather, while the housing market slowdown means DIY furniture chain and tough times. If a trader has set a profit target before entering trades, so once an obvious is likely to achieve this goal, he immediately issued a "limit order" one article, and out of the deal. There is also the possibility that traders have been letting profits rise until some sign of change in the direction of change in price. In this case, the exit plan may be defined as: "sell at the stop loss point or sell when the index hits the sell signal; Which case comes first and then act on the same way. Regardless of which profit plan is used, it is important for traders to realize that the ultimate goal of the transaction is to accept profits. Unless he decides to try his luck again, he should always keep in mind the clear line that he receives. Many successful traders understand that money is easy to make. The trader who put the money in the back of his mind will eventually experience the painful truth: "trees don't grow up in the sky." Visual inspection is easy to find, if it is a gas pipe that breaks down to see if there is gasoline in the ground.