The first improvement needed in regard to DC mail is a specific study providing the weight distribution of inbound mail received from DC FPAs, by class of mail.
The distribution of inbound mail was sent back as there were no stamps.
mnli hypothesis: The distribution of inbound mail was sent back as there were no stamps. premise: The first improvement needed in regard to DC mail is a specific study providing the weight distribution of inbound mail received from DC FPAs, by class of mail.