"Rachael Oku" - 3000 × 4000 in Guest Post: Authors and the Art of Self-Promotion, by Rachael Oku TweetBuffer Tweet Subscribe to the blog Have every new post delivered to your inbox every time we publish a new article. Your email address will never be shared! Next image → Wise Ink Wise, Ink is an online community created to help passionate authors through the hurdles of publishing. Published April 25, 2013