Descriptive case studies: These entail starting up which has a descriptive theory. The subjects are then observed, and the data collected is in comparison with the pre-current concept. Rapid, pleasant & professional. The writer shipped way in advance and I needed to do no revisions. Gave what precisely I needed. https://arthurjleta.blogtov.com/9694720/the-ultimate-guide-to-hbr-case-study-writing-service