2021 Gold award winner: Best Advance in Custom Content. The “Selling the Mack MD Series” eLearning course was created to serve as a 90-minute online foundational course that suggests the experience a new Mack Trucks sales professional would have if they sat down for an hour and a half lunch with a seasoned Mack sales pro. This course answers questions in the form of video content directly from the MD Series product manager and direct quotes from successful sales pros in the field interwoven throughout.