Related Clues:

• Item with a MS.
• R.S.V.P. facilitator: Abbr.
• MS accompanier
• Robbie's grace continues
• Invitation encl.
• Part of an author's submission: Abbr.
• Epistolary courtesy: Abbr.
• Reply facilitator: Abbr.
• Contest entry enclosure: abbr.
• Freelancer's encl. (m)
• Convenient encl.
• Util. bill encl.
• It may accompany a MS
• Enc. for a response
• Freelancer's courtesy: abbr.