Ira with 19-year-old Claudia Perez at a furniture store in Claudia's Mexican neighborhood.

Host Ira Glass goes to the Federal Express hub at Memphis to watch 1.2 million pieces of overnight mail get sorted in one night and to talk to the adrenaline junkies in the FedEx Command Center.

Richard Lyons, from the band Negativland, tells the story of a Xeroxed book he put together for a few friends. It's photos of smashed-up cars in a junkyard.

Sarah Vowell and her family.

If you work for the post office and read other people's mail, you can lose your job or go to prison. Unless you work at a Mail Recovery Center.

A family dreams of life in rural Maine, moves there, and then things get really complicated.