Making use of a number of sources confirms an extensive understanding of the case and enriches the analysis. Deviant cases are cases that defy existing theories and customary sense. They not have only extreme values on X or Y (like extreme cases) but defy current understanding about causal relations. Adaptability: https://gunneralrnk.blazingblog.com/33398632/5-tips-about-hbs-case-study-solution-you-can-use-today