David McKnight Books

The follow-up to the bestselling The Power of Zero, providing a blueprint to build a guaranteed, tax-free income stream that lasts for the long run. American retirees face a looming crisis. We are...

Tax-Free Income for Life

By David McKnight

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The follow-up to the bestselling The Power of Zero, providing a blueprint to build a guaranteed, tax-free income stream that lasts for the long run. American retirees face a looming crisis. We are...

The Power of Zero, Revised and Updated

By David McKnight

Average: 0.00, 0 Ratings

OVER 300,000 COPIES IN PRINT, WITH A NEW CHAPTER ON THE 2018 TAX CUTS.There's a massive freight train bearing down on the average American investor, and it's coming in the form of higher taxes.The...

The Power of Zero, Revised and Updated

By David McKnight

Average: 0.00, 0 Ratings

An updated edition of the self-published book that sold more than 100,000 copies, with a new chapter on the 2018 tax cuts.There's a massive freight train bearing down on the average American invest...

How to Convert ISBN-10 to ISBN-13 (and Vice Versa): A Complete Guide

If you’re in the world of books—whether as a publisher, librarian, bookseller, or avid collector—you’ve likely come across the terms ISBN-10 and ISBN-13. Understanding these formats and knowing how to convert between them is essential for maintaining consistency and compatibility in book records. In this post, we’ll cover everything you need to know about ISBN conversions, step by step.

What is an EAN and How Does it Relate to an ISBN?

If you’ve ever purchased a product online or in a store, you’ve likely come across a barcode. Behind these barcodes lies a standardized system that makes modern commerce possible. Two key codes often encountered are the EAN (European Article Number) and ISBN (International Standard Book Number). But what are they, how are they connected, and why are they so crucial? Let’s explore.