This short book includes 101 tips, tricks and techniques for using your Mac from the producer and host of MacMost.com. 
If you know the basics, but are looking to learn how to work more efficiently on your Mac, then this is the book for you. Learn 101 tips for using OS X and Safari that will save you time and effort. Then impress your friends with your ninja-like Mac skills. 
The tips are broken up into 9 sections, including: Using Apps, Files and Folders, Shortcuts, Reading and Writing, Using Preview, Using Safari and more. Each tip includes an extra bonus related tip, so it is actually accurate to say the book has 202 tips in total.