The Division handles officer manpower. The Sequence as it’s called occurs over 25 day cycles. So there are 16 Sequences a year. when a regular assigned officer goes on Vacation, a covering officer will be assigned to that group in that company. If there are more covering officers than vacation spots they will be assigned to a SA group number. And will be assigned to any company that is OPEN on the days their group is in. Hard to really explain, but it’s not complicated.
Who decides who is in which group? How often to group assignments change