Experts say it's putting consumers and the car industry under pressure.
A dealer in the Los Angeles area describes bidding wars for the few vehicles that are on the lot.
Carvana official says retail location in Nashville is more than a gimmick.
A weakening of state franchise laws could open car dealerships to consolidation.
Tesla says its New Jersey showrooms aren't a threat to car dealerships.
Tesla wants to cut out the middleman and sell directly to consumers. But most states require car makers to sell through a dealer.
