This document provides an overview of Distribution and Delivery Unit 7. It discusses using local versus national suppliers and the advantages and disadvantages of each. It also covers modal verbs of obligation and tasks related to suppliers. Additionally, it discusses considerations for selling products abroad like advertising, customs regulations, sales channels, and preventing copying. It provides reading and listening exercises on these topics as well as instructions for role-playing a phone call between a customer service manager and shop owner regarding orders and deliveries. Finally, it provides guidance and exercises for practicing for exams.

1. Distribution and Delivery Unit 7

5. Modals of obligation