The document provides instructions for using applications and common keyboard shortcuts on a Mac computer. It lists applications found in the Dock and Menu Bar, such as Firefox, Word, and Photo Booth. It also outlines how to save documents to a USB drive or pen drive, as well as how to quit applications, empty the trash, and use common keyboard shortcuts for copying, pasting, undoing and other common document editing tasks. Basic keyboard shortcuts are also provided for the web browser Firefox and for inserting accents and punctuation.