I see a lot of folks talking about what paid book promos (if any) actually work. I've tried a fair few, through Fiverr, Twitter and other sites, which I didn't feel really panned out for me. One day (when I have some more free cash) I might try for a BookBub promo - they are about $250 but I'm told they have an ENORMOUS impact at getting your books in front of readers. But right now, I'm gonna talk about a promo I did yesterday (September 16th) which I deliberately did no ext