You have spend enough time and research deeply
There are three types of case studies:
Single instrumental case study: In this type of case study first the researcher focuses on a matter or concern and then selects a bounded case to illustrate that issue or concern.
How to Write a Case Study Assignment
Title: You should be very careful while choosing the topic for your assignment.
Conclusion: You should always include the suggestions in your assignment. For example, writing about who should implement these solutions and when. Make sure that whatever events and stories you use in your assignment is correct and convincing.
Reference list: Always mention the references at the closing stage of your study and always provide dependable sources.