Your pool of potential readers is limited if you're still conducting exclusively traditional book promotion campaigns and ignoring
social networking; producing articles, podcasts, and book trailers; syndicating your blog; using your Web
site to create an online community; distributing newsletters electronically to those
on your mailing list; publishing eBooks to offer free peeks at your book's content or to
gain readers who might potentially get interested enough in your topic to buy your book (or, perhaps, to hire you); and so forth.
In 2007, with the campaign
gaining notoriety
on social networking sites like Flickr, Facebook and Digg, the number rose to more than 65 million.