This document provides discussion topics and instructions for a module 3 discussion assignment. Students are asked to submit at least two postings of minimum 50 words each to two of the four topics provided: 1) how inventory levels are monitored in retail stores, 2) whether lean concepts can be applied to service industries with examples, 3) the critical objectives of a supply chain, or 4) how relationships with suppliers change when a firm chooses to have only a few suppliers. Students will be assessed based on quality of content, references, thorough answers, and professional writing style.