As new-car sales dropped during the last year due to supply-chain disruptions, so did vehicle trade-ins, leaving dealers to face an unprecedented shortage of used-car inventory. But dealers have been extremely resilient in the face of yet another round of adversity. Here Dennis McGinn, the chief executive officer of Rapid Recon, and Cam Hitchcock, the chief executive officer of America’s Group (which owns America’s Auto Auction), explain how dealers keep putting car buyers behind the wheel of used vehicles by adopting new strategies and technologies.