Used car margins are shrinking — but the data says it's not just the market. On this episode of LotTalk, Chris Keene, John Anderson, and Renaldo Leonard dig into a live dealer example that shows exactly how dealers compress their own margins by ignoring store-level sell data, over-relying on MMR, and arriving at peak season with aged inventory. Plus: how to use your CRM to protect margin before you even buy the car.