This means that another person will have to get involved and that the process needs to notify them. If someone generates a request for support on the website, they will need to be provided support by a customer support representative. Secondary ActorĪ secondary actor is a person or group of people that is needed to complete the process successfully. It is important to write about the primary actor to inform the reader about who the use case caters to. In our example, the primary actor will be the person who generates the support request by clicking a button on the company’s website. In such a situation, the following actors are present: Primary ActorĪ primary actor is the person who is responsible for the event for which the Use Case exists. Suppose a person generates a support request on a website for electronic products. Let’s take a use case example to help us understand all the parts. The actors in the use case are the people or elements who are involved in the process. Anyone who knows what is Use Case is will be easily able to grasp the whole context of an action easily as long as you ensure that all these sections are present in the Use Case. You can create a unique type of Use Case for your specific organization but there are some common terms which are used in almost all Use Case templates. Consistent formats also allow the reader to easily connect different use cases from complex processes where hundreds of use cases might be involved. If you change formats between use cases, it will look disorganized and will be harder to understand for readers as well. Once you have established a format, people will become used to writing in that manner. It is important to ensure that you write all the use cases in your company using a similar format. If you are writing about complex processes, then you will need a more descriptive format that explains all the nuances of the use case. If you’re defining actions in technical terms, then a table is all you need. The one that is right is the one which serves your purpose best. None of these is wrong and none of these is right. Some will be in the form of a table while others will be descriptive and filled with text. You’ll find different use case templates with different designs. As long as your use case contains all the necessary information, it can use any of the different formats or you can even create a format of your own. The important thing is to ensure that the use case is easily understandable. There is no single format for use cases – there are many different types and formats which you can use depending upon the nature of your requirements.