This is a very cool link for a product out there that will help you look into how Indie authors are doing. It will tell you how much they’re making, what key words they’re using, how many books, if any, they’re offering for free etc. It’s a wealth of information!
“Reverse Engineer The‘Best-Selling’ Categories With A
Browse any category in the Amazon Kindle marketplace and in the background, KDSPY will ‘automatically’ reverse engineer the best sellers. When you want more information about a Kindle category, just click on KDSPY and in mere seconds, you’ll know the landscape of that category and the potential profit you could make here, along with a breakdown of each individual books performance.”