Related Clues:

• On ___ (with no assurance of sale)
• Work-order detail
• Reason to use a paper towel
• Plot size, e.g.
• Nasty fall
• You can write on it
• What houses may be built on
• It's risky to build a house on this
• Project detail
• On __ (without commitment)
• Kitchen mishap
• Tell, slangily
• Risky business, briefly
• Design detail, for short
• Mark with measurements, maybe