Why give away 10,000+ ebooks? Simple Economics: To advertise ONE $3.99 eBOOK and get 667 people to click on the ad to read the book description and perhaps some sample pages would cost me between $467 and $670 with no guarantee of any immediate purchase or a sale within a month. If as many as the optimal 10% actually bought the book after clicking on the ad, I might make $100 or less. If I'm lucky, I would lose at least $367 on books sold to perhaps 70 people. I have 15 books in my catalog. Then it would cost me between $7000 and $10,000 to advertise them all with no guarantee that any of them would be sold or read. On the other hand, If I persuade just 667 people on social media to download all 15 books in my fiction catalog when I offer them free during the JULY Summer Sale at Smashwords, then rather than getting them to read a short blurb describing the book, I’ve actually placed each book into the hands of a possible reader at no cost to myself or the reader. A ...