![UML Use case specifies complete and useful behavior of a subject (system under construction or consideration) that yields an observable result of some value to one or more actors. UML Use case specifies complete and useful behavior of a subject (system under construction or consideration) that yields an observable result of some value to one or more actors.](https://www.uml-diagrams.org/use-case-diagrams/use-case-generalization.png)
UML Use case specifies complete and useful behavior of a subject (system under construction or consideration) that yields an observable result of some value to one or more actors.
![Financial Trade UML Use Case Diagram Example | UML Use Case Diagram Example. Registration System | UML Use Case Diagram Example - Estate Agency | Use Case Sample Financial Trade UML Use Case Diagram Example | UML Use Case Diagram Example. Registration System | UML Use Case Diagram Example - Estate Agency | Use Case Sample](https://www.conceptdraw.com/How-To-Guide/picture/financial-trade-uml.png)
Financial Trade UML Use Case Diagram Example | UML Use Case Diagram Example. Registration System | UML Use Case Diagram Example - Estate Agency | Use Case Sample
![Use Case Diagrams-2. Relationships between Use Cases 2 1. Generalization - use cases that are specialized versions of other use cases. 2. Include - use. - ppt download Use Case Diagrams-2. Relationships between Use Cases 2 1. Generalization - use cases that are specialized versions of other use cases. 2. Include - use. - ppt download](https://images.slideplayer.com/35/10414471/slides/slide_5.jpg)