> nobody knows how many pants LL Bean is shipping to my zip code on December 4. While making predictions of that resolution are not realistic, in general I wou

> nobody knows how many pants LL Bean is shipping to my zip code on December 4. While making predictions of that resolution are not realistic, in general I would imagine that the shipping carriers are in a better position to estimate delivery volume in a certain area than the retailers would be. I would bet that overall volume can be predicted with decent accuracy using historical data.