One of the things I learned playing piano in a bar: if you want to be heard above the noise, play softer.
I have been helping Sandra Ingerman promote her books for many years. I had the pleasure of interviewing her for an AuthorViews video years ago, and since then I have done online PR campaigns for six of her projects.
It struck me while doing Sandra's most recent campaign that there is a controversy raging online about the proper way to promote new books. The Long Tail author and Wired magazine editor, Chris Anderson, "Sorry, PR people: you're blocked," The Long Tail/Wired, 10/29/07