![Why using extend and include stereotypes in OOAD projects is wrong? - Jaroslaw Zelinski IT-Consulting Why using extend and include stereotypes in OOAD projects is wrong? - Jaroslaw Zelinski IT-Consulting](https://jaroslawzelinski.biz/wp-content/uploads/2020/08/a-few-citation-uml-specification-a-usecase-is.png)
Why using extend and include stereotypes in OOAD projects is wrong? - Jaroslaw Zelinski IT-Consulting
![UML Use Case Diagram: Do generalisation children inherit include/extends from parent? - Stack Overflow UML Use Case Diagram: Do generalisation children inherit include/extends from parent? - Stack Overflow](https://i.stack.imgur.com/c6S0D.png)
UML Use Case Diagram: Do generalisation children inherit include/extends from parent? - Stack Overflow
What is the difference between extend and include functions in a use case diagram and their uses? - Quora
![UML use case include relationship shows that behavior of the included use case is inserted into the behavior of the including use case. UML use case include relationship shows that behavior of the included use case is inserted into the behavior of the including use case.](https://www.uml-diagrams.org/use-case-diagrams/use-case-include-split.png)
UML use case include relationship shows that behavior of the included use case is inserted into the behavior of the including use case.
![requirements - Are using <<include>> and <<extend>> relationship in this use -case diagram actually same? - Software Engineering Stack Exchange requirements - Are using <<include>> and <<extend>> relationship in this use -case diagram actually same? - Software Engineering Stack Exchange](https://i.stack.imgur.com/Lg39Q.png)