About the Sample Version
Since you’ve downloaded the “Sample” version of the book, you’re not receiving entire thing.
I’m providing the eight chapters from the Welcome section in their entirety. Plus the chapter on SOLID Object Design. This will give you the flavor of my writing and explain why this book will be useful.
Contents of Paid Version
If you look at The Leanpub Page the entire Table of Contents is presented for you to examine.
Go there. Check it out. See if anything helps you decide to purchase the complete version of this book.