Related Clues:

• Promotional arrangement
• Marketing ploy, and a hint to this puzzle's theme
• Dealer's model
• Used auto
• Promo recording
• Test-driven car
• Promotional gimmick
• Audition recording
• Used car sometimes
• Marketing strategy
• Test-driven vehicle (Abbr.)
• Item in a music producer's in-box
• Wannabe rock star's tape
• Advertising gimmick
• Promotional scheme