This document provides an overview and lessons for a training course on controlling how email messages are formatted and viewed in Microsoft Outlook 2003. The course covers choosing the appropriate format for sending emails based on the recipient, and controlling how incoming emails are displayed. It discusses the differences between HTML, Rich Text, and Plain Text formats and their effect on attachment display and message size. Lessons include selecting a sending format, setting contact-specific defaults, and customizing the appearance of replies and forwards.