If you are new to the Mac operating system or just not as familiar with it as you would like, this book is worth checking out.  The format of this book is non-threatening and friendly; if you can call a book that, in the way that it is not a big, boring book of foreign data.  The pages are designed with lots of color to keep your eyes interested.  So if you or someone you care about needs to unlock the power of the Macbook, the information is in here.