Videos are used in business courses in several ways: 1) Instructors create short videos using software like Camtasia to provide lectures, demonstrations, and overviews. These videos are embedded directly in the online course or hosted separately. 2) Videos are cut into short clips and embedded in quizzes to help students prepare for class meetings in blended courses. 3) VoiceThread is used for student presentations and for instructors to provide feedback and overviews of course content and upcoming assignments. 4) Videos are embedded in discussion forums to supplement activities like debates and discussions.