You can write your own books or pay someone else to write them and publish these ebooks on platforms like Amazon, Lulu, Barnes and Nobles, Smashwords, etc. What do you think is the best platform to sell ebooks? Well, if you sell through Amazon, you can get up to 70 percent of the selling price. If you publish lots of books on Amazon and market them well, you could make a good amount of money on Amazon.
