motor trend sports car of the year 3. First sex. Plan is the premise of other management work, plan before and after action. Propagating the value proposition of the public chain to new participants - redefining "profit" to cover economic and social value. Pull messages are the types which might be initiated from the customer, by using a cell phone, for obtaining information or conducting a transaction in the bank account. Examples of pull messages for information feature an account balance enquiry, or requests for current information like foreign currency exchange rates and deposit interest levels, as published and updated through the bank. The market is the economic contact method which is the basic content of Commodity Exchange. Under the condition of commodity economy, the premise of exchange generation and existence is social division of labor and commodity production. Because of the social division of labor, the different producers, respectively, engaged in the production of different products, did not meet the needs of themselves and others and exchange their respective product, so that the general labor products into commodities, make the product production is transformed into commodity production. It is under this condition that the market for goods to be exchanged to meet the needs of different producers is born. Therefore, the market is the product of the division of labor and the exchange of goods under the conditions of commodity economy. The market and commodity economy have inalienable internal relation.