* Add "subtasks" type action board Begin of the insertion
* Each column will contain a work package
* The cards in the column are filtered to show only the selected work package's childrenEnd of the insertion
* All work packages in the project that Begin of the insertionare elligable toEnd of the insertion Begin of the deletion canEnd of the deletion be a parent may be selected as a column Begin of the insertion(no milestones)End of the insertion
* Work packages can be dragged and dropped between parents

**Open for discussion**

* Permission handling Begin of the insertionif selected work package is located in a subprojectEnd of the insertion