Use Case Diagram Template

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How to Write Use Cases?

The simplest form of a use case is composed of <verb> + <noun> or <noun phrase>, describing a business goal. Here are some examples.

  • Sign up for an account

  • Place an order

  • Withdraw cash

  • Post a vacancy

  • Investigating Case Failures

Here are some examples to illustrate the usage of use cases. The example given here is just for illustration purposes, there is no definite way as to what use cases should be identified for a particular target system. The rule of thumb for the use case identification process is always be the result of active participations and involvements with the business stakeholders.

System

Use Cases

ATM

Withdraw cash, transfer money, donation, settle bills, change PIN

Online photo album

Upload photo, share photo, delete photo

Health tracking app

Record workout, produce workout statistic, challenge a goal

References

Use Case Diagram – A Notation Guide 

The Four Types of Relationship in Use Case Diagram

“Include” and “Extend” Use Cases

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