Robert S. Griswold Books

Borrowing through a mortgage is a huge decision and being debt free is the ultimate gift you can give to yourself, and your family. Managing Your Mortgage For Dummies helps you understand your opti...

Real Estate Investing For Dummies

By Eric Tyson, Robert S. Griswold

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Getting Started in Property Investment For Dummies Australia

By Eric Tyson, Robert S. Griswold, Bruce Brammall

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Property management kit for dummies

By Robert Griswold

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Discover how to be a landlord with ease. Thinking about becoming a landlord? Property Management Kit for Dummies gives you proven strategies for establishing and maintaining rental properties, whet...

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.