This is a list (current as of March 10, 2014) of the top 20 eBooks sold in the Kindle store. For listing of eBooks by genre, go to http://www.amazon.com/Best-Sellers-Kindle-Store-eBooks/zgbs/digital-text/154606011/ref=zg_bs_nav_kstore_1_kstore and select the list or genre desired, from romance to computers and religion.
Homepreneurs has said many times that eBooks are the ultimate home business. Write what you know, use the computer you already have, and type out that eBook! When you want to publish, refer to our instructions for publishing on Kindle or SmashWords.
This is research on what sells and the pricing. The cover images should tell you something as well. Each is unique and appears professional. Want to sell eBooks? Do your homework.
Can you make money? I made some with my publications last year. And I write eBooks to test out the process so I can document it for you. If I can do this, you can too!