Possible Clues:

• '-- at the office'
• '___ at the office'
• Brushoff to a solicitor
• "__ it my all"
• ''__ at the office''
• Brush-off to a solicitor
• Reply to a pledge seeker
• Words on some blood drive stickers
• 'At least ___ it a shot'
• "___ at the office" (blood donor's boast)