Possible Clues:

• Breakup payment
• Certain breakup payment
• Payment after a split between unmarried partners
• When separating what's due, car (new) might be part of this?
• *Exit payments
• Car's in a state after parking in settlement
• Portmanteau legally recognized since 1977
• Payment after separation -- intend to keep one pound in twenty-five sterling
• Splitting headache?
• Post-breakup payment