Possible Clues:

• It reminds me repeatedly not to change
• Foul ball caught at a game, e.g
• It's the same in France - not unusual for a souvenir
• Nostalgic souvenir
• Does it help some men to forget? Yes and no
• Reminder of past events
• Token
• 2000 film told largely in reverse chronological order
• It reminds yours truly to accommodate people
• Five leaving movement removed souvenir