Most advertising on traffic exchanges is about "business opportunities", so if you have a book or some other unique product, you will get noticed simply because you are promoting something different. I have boosted the sales of the Creator Cards in this way. (I'll be advertising my book next.)
Here are links to some traffic exchanges which you can try out. Just click on the banners:
WebBizInsider is the biggest, with over 100,000 members.
