This document discusses marketing channels and strategies. It defines a marketing channel system as the set of organizations involved in making a product available for use. It also discusses push and pull promotional strategies, with push taking the product directly to customers and pull motivating customers to seek out the brand. The document then covers buyer expectations for channel integration, categories of buyers like habitual and deal-seeking shoppers, and types of shoppers like service-oriented and price-sensitive. It concludes with discussing pure-click, brick-and-click, and mobile commerce business models.