2. Engineering and generating output, not the customer. a. Production Concept b. Social Concept c. Product Orientation. 3. The rate of return customers to the organization to re buy know as reinvest rate. a. Higher in the F.M.C.G & hard to be calculated only distributers. b. In the S.M.C.G will be calculated in the last 3 years. c. Higher in service business rather than industrial business. 4. One of the main Differences btw. Marketing & Selling concept a. The Selling Concept starting point is Factory. b. The Marketing Concepts Focus is Existing Product C. Selling Concepts profits through customer satisfaction