Use Case Concepts in Object-Oriented Analysis
Identified Actors and Their Related Use Cases for the POST system
Applying the techniques used to identify use cases, we can have a sample list (not an exhaustive) of relevant actors and use cases as shown in Table 3.9
Table 3.9: Actors and Use Cases for POST System
| Actor | Use Case |
| Cashier | Log In / Logout Cash Out |
| Customer | Buy Items: uses • By cash Refund Items• By credit |
| Manager | Start Up Shut Down |
| System Administrator | Add New Users |