The diagnostic should include metrics/statistics to support contentions made, and at least 3 proper references. Information sources must go beyond company websites and press releases and also include various books, articles, blogs, interviews, etc. In-text citations should be in the (Author, year) format.(12 pt. Times New Roman, single space, 1” margins). I posted 4 files that will help you with the essay. and the essay should address the Direct, Online, Co Strategy, Competitive, advantage, Sustainability, ethics.