You may be able to find many useful videos on culinary topics through free Internet sites such as YouTube.
Example search: hospitality case study
Example search: hospitality management
Remember that anyone can post YouTube videos. While there are many videos with accurate, high quality information, videos with inaccurate or misleading information have been posted as well. Before citing a YouTube video in a paper or incorporating it into a presentation, it is highly advisable to check with your instructor concerning the acceptability of the video for the assignment.