Case Study Template. This Modern and Clean Caste Study Template will give you a sample structure for your case study. You can use this Case Study Template to showcase your company’s successes and it will help you to gain new customers in the process. Case Study marketing is one of the oldest and most proven marketing examples of content marketing. A case study explains the challenges you faced during the work process and how you solved the challenges which will help your prospective clients to know about your strengths in problem-solving. Testimonials from the customer are also included in the case study, so it will help your clients to understand you’re about your client satisfaction level. That is why it is accepted as a great marketing strategy for content marketing.