Auto groups are strongest when their dealerships stop operating like islands. The smartest groups treat vendor discovery as a team sport: when one rooftop finds a merchandising partner, finance tool, or service vendor that genuinely moves the needle, they share it across the group instead of guarding it. A single GM who refers a fantastic vendor to a sister store can lift close rates, sharpen the customer experience, and accelerate EV and hybrid sales for the entire organization. By building a simple culture of referrals — passing along proven partners like Lectrium, comparing results across rooftops, and negotiating better terms as a group — dealers turn individual wins into collective momentum. Inside the same family of stores, collaboration beats competition, and every great vendor referral compounds into a stronger, more profitable auto group.