Book Marketing Sites:
Ask the Booksellers – Offers a list of national bookstores, a link to Indie Bookstores and a Q&A with booksellers
Author Marketing Club – Free Book Marketing Training and Book Marketing Forum for members (free to join)
Book Marketing Works – Lots of free book promotion articles
The Creative Penn – Helping you write, publish and market your book
Parapublishing – Several free resources for writing, publishing and promoting your books. Also lets you list your book free for reviews.
The Savvy Bookmarketer – Plenty of good information to get you started
World Literary Cafe – Offer a free Amazon Book Tag Team, a Facebook Like group and Twitters who Retweet. (sign up is free).