Per Jane Friedman (former publisher of Writer’s Digest — like DBW, owned and operated by F+W Media — and future Web editor of Virginia Quarterly Review), email marketing still works (Yes, Email Still Works for Book Marketing):
Why do some authors, like Barry Eisler, decide to strike deals with Amazon? Partly due to their e-mail marketing power. Read his full explanation here. When I was publisher of Writer’s Digest, our direct marketing relied predominantly on e-mail. Each e-mail sent could be tied to a specific amount of revenue it brought in, and each campaign was only as good as the open rate and click rate.
Read more at janefriedman.com.
Learn about effective email marketing at the Digital Book World: Discoverability and Marketing conference in New York on Sept. 24 and 25.