The social profit generated by enterprise activities is the addition of economic profit or the external economic effect of the activity. Companies may make significant monetary profits, but external economic effects often result in negative results, and substantial social profits may be minimal. Such as the industrial revolution, the mass production of the factory is low cost and price of product, but in order to earn maximum profit, factory owners and lower production costs, lead to the low wages of child labor, as well as improper handling industrial waste or contaminants and other social burden. Compression ratio refers to the ratio between the total volume of the cylinder and the volume of the combustion chamber, which indicates the degree of gas compression in the cylinder when the piston moves from the lower stop to the upper stop. Compression ratio is an important parameter to measure the performance of automobile engine. 6. Clarity. Plan should be clearly expresses the organization's goals and tasks, clearly expresses the resources necessary to achieve goals and taken by the procedures, methods and means, explicitly expresses the managers at all levels in the rights and duties in the process of execution plan. In addition, there are several in other cases if you want to loan money from your licensed money lender. For instance, if you suffer liver cancer and you need money to get the surgery, the top solution is to seek assistance from the lenders. These lenders are in reality dedicated to providing you with various loan packages, like unsecured loan, payday loan, business loan. There is no doubt that a money loan company has become popular nowadays. When you want to purchase your medical urgencies, they are honored to assist you.