Originally Posted by mendicantmonk

One other exception to the rule that PPs waitlist by passenger status rather than PP source status is that if a GS is waitlisted with 1K PPs, the PPs will only be waitlisted for PZ, as if the pax had the lower 1K status. Also seen this happen multiple times, and in this case the passenger was told by every agent that this was the expected behavior, so it might be true. Any GS looking to e.g. give PPs to a 1K and get them back later should be aware of this.