Children's books should be bought by parents, while legal books should be bought by lawyers, etc. . This helps you identify places where you can find them hanging online and where you will place advertisements promoting the number of sales. To supplement this information, try browsing blogs on the Internet to see if they accept guest submissions. This will be done through multiple authors and links to the authors' websites. List some attractive guest blogging topics so that you can drive significant traffic to your website leading to huge sales. Make a list of people you know and send them free copies of your Kindle book and encourage them to give you reviews of the book. A great quote from people in a position of authority can make a big difference in the success of your marketing capabilities. Therefore, prepare a mailing list and start sending explicit information because these people have a very high chance of purchasing your book. You need to allow time for all relevant things regarding your Kindle book, consider the time it will take you to edit, format, design the book cover, etc..