If you're reading this I'm betting that you probably already know about a lot of the traditional marketing methods… article marketing, guest posting, press releases, affiliate programs, blog commenting, social bookmarking, video marketing, pay-per-click, etc… This article isn't going to talk about any of those methods http://tipstobest.com/hidden-traffic-sources-of-famous-bloggers/
http://tipstobest.com/hidden-traffic-sources-of-famous-bloggers/