I am a stalker of our book's Amazon.com sales rank. Yes, I promote the book through Wiley and Powell's, not Amazon. That's 'cause for various reasons I prefer them over Amazon. But those two don't give all the nifty information. Like sales rank and reviews (write a review!). And because of that, I don't get to see cool things like this:
Only 5 left! I love seeing this. We're spreading the fabulousness of crochet, kids, and it's a very exciting thing.