Cross Selling is proposed for customers to buy products or services of the shop more than 1 as, for example, customers to open an account at a bank. The banks often presented to customers using ATM. Or buy insurance accident or shop 7 - Eleven when the value of employees receiving payment, often trailing question always. "Dumpling steamed, add? (?)" etc. the presentation is often what benefit the customer is not subjected to use unnecessarily. How to market a Cross Selling makes business has sales and revenue.