Related Clues:

• Business letter encl.
• It may get licked: Abbr.
• Post office delivery: Abbr.
• Business letter enc.
• Convenience for an ed.
• P.O. delivery
• Frequent encl.
• Encl. with a manuscript
• P.O. piece
• Editor's request
• P.O. box item
• Epistle: Abbr.
• Copier tray abbr.
• Ltr. writer's courtesy
• Ltr. container