This document outlines units for a marketing management course, including marketing concepts, product decisions, pricing decisions, physical distribution decisions, promotion decisions, and consumer behavior. It focuses on physical distribution decisions, defining distribution channels and discussing their importance and functions. It describes different types of marketing channels for consumer goods, business goods, and services. It also examines factors that affect channel choice, including product factors like purchase frequency and perishability, as well as market factors like customer profiles and market size.