Icons Used in This Book
Little round pictures (icons) appear in the left margin throughout this book. Consider these icons miniature road signs, telling you something extra about the topic at hand or hammering a point home.
Here’s what the five icons used in this book look like and mean.
This text contains the juicy morsels, shortcuts, and recommendations that might make the task at hand faster or easier.
This icon emphasizes the stuff we think you ought to retain. You may even jot down a note to yourself in the iPhone’s Reminders app.
Put on your propeller beanie hat and pocket protector; this text includes truly geeky stuff. You can safely ignore this material, but we wouldn’t have bothered to write it if it weren’t interesting or informative.
You wouldn’t intentionally run a stop sign, would you? In the same fashion, ignoring warnings may be hazardous to your iPhone and (by extension) your wallet. There, you now know how these warning icons work, for you have just received your very first warning!
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