Related Clues:

• Deed
• It's often italicized
• Lord or earl, e.g.
• See 30-Across
• Proof of purchase
• It may change with a promotion
• Part of a spine, usually
• Identification
• See 13-Across
• Humor
• Fighter's goal
• Royal address
• Boxer's dream
• 58 Across, for example
• Evidence of ownership