The process of receiving orders and shipping and tracking goods sold through direct marketing is called fulfillment. Common sense suggests that every company cannot produce or market products to suit every person, purpose and purse in the market place. People may differ in their buying motives, in the features and benefits they seek from a product and in their buying habits. People living in different places may vary in their buying of the same product. In pricing too, consumers differ in what they can afford and what they would like to spend on specific product categories.

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