Who is Mari Smith? This must be the most stupid question if your are going to ask any social media marketing enthusiast in the world and I am one of them! Popular as a ‘Facebook Queen‘, she is a renowned social media thought leader and argumentally, world’s best Facebook expert! For 4 successive years, Mari was named one of the top ten social media power influencers. She is author of The New Relationship Marketing and coauthor of Facebook Marketing: An Hour A Day. Though there is no end of her introduction,…