Related Clues:

• Treo button
• Drop in a mailbox
• Start of a Sondheim song
• FedEx
• Mail away
• Ship or mail
• Text messaging command
• Drop in the mailbox
• Excite, in slang
• Fax, maybe
• Gmail button
• Email program button
• Use FedEx
• "You --- Me"
• Drop into the mailbox