Originally Posted by LumberJack

To expand on this, they recently started pre-assigning rest to reserves, effectively removing those periods from the "reserves available" calculation. That removes about 30% of reserve-available-days, making a lot of previously droppable days undroppable and reducing other days to the point that only the most senior can drop them.

This affects line holder's ability to drop as well.

It's one of the many attacks on the pilot group that they implemented BEFORE negotiations in order to avoid "status quo" limitations.