Originally Posted by
IceFlash
I assume she was referring to the part labeled "Flight leader". which is the little snipped you have to rip off one of the two full size printouts you get from the gate agent. Most leads don't seem to care, but some like it. i will say that the FOM specifies that the jumpseater will "provide the captain / flight leader / purser with a copy of their jumpseat boarding pass" (FOM 26.1.3)
The old perforated boarding passes made it easier to separate the FA portion.