Sorting for PO Boxes

What's the most efficient way to sort mail for PO Boxes?In episode 6 of the POAAL Podcast, POAAL's Bob Chizzoniti and Lisa Cooper discuss the techniques they use to sort mail for PO Boxes.They discuss letters, large letters, carded articles, front loading PO Boxes, the difference between rural and metro sorting, and more.You can listen via the link below or listen and subscribe via iTunes.