Researchers use direct observations, interviews, tests, and samples to collect knowledge for their case studies. This info is then placed on create solutions and proposals backed with evidence. To paraphrase the Tips contained while in the paper (confer with your college’s policy on plagiarism and educational honesty). Interview the Shopper: https://case-study-writing-help97257.tribunablog.com/harvard-case-study-solution-can-be-fun-for-anyone-52345010