Volume is predictable but not the same.
Mail volume varies easily by a factor 3-4 between days.
The cause would be high volume things would be things like utility bills that usually go to everyone inside an area on the same day or within a few days.
Mail volume varies easily by a factor 3-4 between days.
The cause would be high volume things would be things like utility bills that usually go to everyone inside an area on the same day or within a few days.
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