The document provides instructions for beginners on how to create a basic podcast using GarageBand on a Mac. It explains that you open GarageBand, click "Create New Podcast", name the file, select the voice track to record narration, drag pictures into the podcast track to sync with the recording, and then save the finished podcast as a movie file using QuickTime to be uploaded online. It encourages the reader to try making their first podcast using the instructions and collecting 3-5 pictures from the internet.