Literature Review: Existing an overview of pertinent literature and former study relevant to the case study. Below, we center on the most crucial stages of analysis exercise when planning and undertaking a case study; the crucial phases are: defining the case; deciding upon the case(s); amassing and analysing the information; https://hbr-case-study-solution73678.pointblog.net/hbr-case-study-solution-an-overview-71859032