Selling eBooks is a great method of online income and it will be interesting, if you write what you desire. The world of paper books/newspapers has gone; it has all turned to digital. True to say, Reading something in eBook is quite good than reading in paperback form, with lots of animation, Bright screen. I hope that, there would be no paperback form books in coming years. In that case, if you are an author, you would have been writing books, now...