In an earlier post, I wrote about groups and communities I had joined in order to promote my book, and of how I would have to do more than just throw a link up with a smiley face to "read my book"!  Now that I've finally finished setting up accounts on AuthorMarketingClub, Shelfari, LibraryThing and Goodreads, and created my author pages on Amazon and Facebook, it's time to double back and start contributing.  Because what I've realized, and what every book promoter emphasizes, is t...