There are cautions , tips, and notes throughout this book.
A caution will tell you to beware of a potentially dangerous act or situation. In some cases, ignoring a caution could cause you significant problemsso pay particular attention to them!
A tip is a piece of advicea little trick, actuallythat helps you use software or your computer more effectively. Tips can also help you maneuver around problems or limitations.
A note is designed to provide information that is generally useful, but not necessarily essential for what you're doing at the moment. Some are like extended tipsinteresting, but not essential.