How to Promote Your Self-Published Kindle Books for Free

So you've written a book. Congratulations! Join the club. Get in line. The restrooms are in the back.Today there are thousands upon thousands of self-published authors. Most of them are invisible. Nobody knows about them or their books.The sad truth is that writing a book is the easy part. Getting it out there, getting it seen, that's the hard part. But you've probably figured that out on your own...