Possible Clues:

• Parking ___ (pole on the curb)
• Stamp alternative
• Device for recording, say, usage (5)
• What a reader may read
• With 64-Across, a ticket issuer
• Track and field distance
• Rhythm in poetry
• Instrument for measuring a quantity
• It's often running on the sidewalk?
• You may read from this that it's the way to encounter 'er, by the sound of it