The following features and icons are used in this book to help draw your attention to some of the most important or useful information in the book, some of the most valuable tips, insights, and advice that can help you unlock the secrets of presentation.
Sidebars like this one feature additional information about topics related to the nearby text.
TIP The Tip icon indicates a helpful trick or technique.
NOTE The Note icon points out or expands on items of importance or interest.
CROSSREF The Cross-Reference icon points to chapters where additional information can be found.
WARNING The Warning icon warns you about possible negative side effects or precautions you should take before making a change.