The document provides tips and instructions for using various Google tools and applications. It explains how to use Delicious to bookmark and tag web pages, how to download YouTube videos using KeepVid, how to shorten URLs with Google's URL shortener, how to create and use Google Groups for emailing entire classes, how to sync calendars and emails with Google using IMAP, how to send calendar invitations, how to add headers and footers in documents, how to use Google Chrome browser, how to log into Google Apps accounts, how to create secure passwords, and provides some general computer use tips and shortcut keys.