Originally Posted by LetACYDieFTW

It allows different employees to play by different rules. Especially in ACY, just a couple of senior people waiving 4 days off could force bidders that otherwise hold a line with 4 off to waive it, else fall to a reserve line. There's some days where there's only a couple of trips. Not much to spread around to 51 pilots. Seniority rules, but it's absolutely a concession.