Not " regulars" in most cases New carriers are "temporary" until a route is open. They do the sunday and holiday deliveries. They get fired every 360 days an

Not " regulars" in most cases New carriers are "temporary" until a route is open. They do the sunday and holiday deliveries. They get fired every 360 days and after 5 days they get rehired. Thats why i said "lucky" there is a two tier structure