The phrase cumulative case study means a set of past scientific studies, which can be collected from different resources like the internet, theory papers, other case experiments, etc. Examine the case. When exploring the topic, don’t ignore to produce notes and checklist the problems which relate to the topic. https://troyedhfr.tinyblogging.com/considerations-to-know-about-hbr-case-study-writing-help-78563596