The auto-incrementing sequence number which is part of every work package key is dependent on the project and type. For every project and type combination it starts with 1.

* Projects have a short name, e.g. `oD` for openDesk.

* Types have a short name, e.g. `CR` for Change Request


Begin of the insertion**Acceptance criteria**End of the insertion Begin of the deletion Some examples:End of the deletion

1. Begin of the insertionStep 1: onlyEnd of the insertion Begin of the deletion oD\_CR-1 is the first work package of theEnd of the deletion project Begin of the insertionkeyEnd of the insertion with Begin of the insertionsequence (Jira)

1. {projectkey}\_{sequence} example `HR-123`

End of the insertion Begin of the deletion the prefix CR

End of the deletion 2. Begin of the insertionStep 2: custom pattern

1. `oD_CR-1`

2. `oD_D-4`End of the insertion Begin of the deletion oD\_D-4End of the deletion is the fourth decision. Begin of the insertion

End of the insertion Begin of the deletion

End of the deletion 3. Begin of the insertion`oD_EPIC-35`

End of the insertion Begin of the deletion oD\_EPIC-35

End of the deletion 4. Begin of the insertion`oD_BUG-223`


End of the insertion Begin of the deletion oD\_BUG-223


End of the deletion More requirements:

* Changing type changes the key.

* A key can not be used twice. It is blocked also after deleting the work package, moving project or changing type.