Related Clues:

• Citer's opening
• Phrase in legalese
• Apropos
• Interoffice memo heading
• About, formally
• Concerning, in legalspeak
• Now, about . . .
• Considering
• Topic lead-in
• Comparative phrase
• About, formally speaking
• Docket phrase
• Bit of legalese
• About, contractually
• Memo beginner