The next process to make modifications to the detail in the production process prior to know (supervisor) to adapt the plan to fit, and must be approved by those involved (GL/UL/CS) at all times.
The next process will need to provide information to modify its production process, previously unknown (supervisors) to adjust the schedule accordingly. And must be approved by those involved (UL / GL / CS) every time.
The next process to inform the details to modify the production process before the face (head) in order to adjust the production plan to fit. And must be approved by the stakeholders (UL / GL / CS).