This reply to the Good Faith Efforts Objection is incomplete in multiple ways. Proponents of this reply must specify the implications of their views in a larger range of cases, including those in which the costs and benefits involved are of comparatively equal values (both high and low). Moreover, it also remains important to explain more precisely how this reply relates to the three justifications for the doctrine of public rules that we considered above. Meeting these challenges is central to establishing the plausibility of the doctrine of public rules.