Related Clues:
- Plastic user's concern
- Overspender's problem
- Obligation to pay
- What red ink signifies
- The red, so to speak
- Mail recipient's bane
- Check on the table
- Binge consequence, maybe
- Unwanted mail
- Credit card balance, e.g.
- Something owed
- Credit-card result
- Financial burden
- Outstanding bill
- What a note signifies