
Extending and Adapting Object Types
Purpose
You can extend an object type to add more object type components not in the standard version. This ensures that productive workflows and tasks remain executable in the same manner with the original object type.

You have to extend an object type if you want to add more events to it, for example.
Process Flow
You cannot change the object types supplied by SAP. If you want to use one of these object types, but would like to make specific extensions or adaptations in certain areas, you proceed as follows:
The new object type inherits the components and their implementation from the
supertype.