The majority of best selling authors (61 %) dedicated five hours or less to book marketing each week. (lulu.com)
His mastery of social media is fueling his career... and his passion is not matched by the marketing methods of traditional publishers for best selling authors in your brick & mortar bookstore. (mowryjournal.com)
I personally know several high selling authors who don't pay that much for editing. (writtenwordmedia.com)