This month, my friend and teammate Mary Walewski of Buy The Book Marketing explains how to research your niche so you can tailor your book to your market. You can use free resources found in your library and online. Self-Publishers: Here are 7 Tips to Research Your Niche By Mary Walewski Copyright © 2009 Most authors working on a first book never really give any thought as to who their book is for. “It’s for everyone!” I’ve been told with a radiant smile. As a marketing person, this declaration makes my heart go into my shoes. If a book if for everyone, it’s…