The case study methods should require the researcher asking a few issues of 1 human being or a small group of people who are known as the respondents for testing the study. The Reference papers structure supplied by Casestudyhelp.com which serves as product samples and illustration papers for college students. https://zanehyrek.bloguetechno.com/5-tips-about-case-solution-you-can-use-today-69440880