How to Lower the Cost of Letter-Size Bulk Mail
There are two ways to take advantage of USPS presort discounts for letter sized mail – Commingling and Co-palletization.
Feb. 26, 2016
There are two ways to take advantage of USPS presort discounts for letter sized mail – Commingling and Co-palletization. See how they work, in addition to drop shipping, to lower postage costs.