1) Problem-Solving Skills: The interviewer will analyze your ability to identify problems, isolate causes, and prioritize issues. You must know how to use data to make your recommendations. 2) Creativity and Business Sense Skills: You should know the basic business concepts as well as show a certain amount of business sense and creativity and be able to ask relevant and insightful questions on the aspects important for you to solve the client’s issue at hand. 3) Structure: A good structure is the most important part of a case interview as it is the underlying base of your whole approach and argumentation. It is also the main reason why candidates fail their case interviews. 4) Math Skills: It is important that you have a good feeling for numbers and have great mental math skills. 5) Communication Skills: Your interviewer will pay close attention to the way you communicate and present yourself during your conversation.