Doug DeMuro Built Cars & Bids Around a Purchase. Today It Charges 5%

Key takeaways:

Doug DeMuro and Blake Machado launched Cars & Bids in June 2020, connecting an automotive audience with a place to buy and sell enthusiast cars.
The current buyer fee is 5%, with a $250 minimum and $7,500 maximum. Listing is free for sellers.
A marketplace needs qualified supply, buyers and transaction support. A large following can help attract them, but operating the business takes more than posting.

Doug DeMuro had spent years helping people decide which cars were interesting. Then he built somewhere they could buy one. That is the move behind Cars & Bids, the auction business he launched with Blake Machado in June 2020. In Karl Brauer's Forbes interview, DeMuro explained that he wanted a revenue stream he could control instead of depending entirely on YouTube's algorithm. The product choice matters. He put his business at a point where viewers already had a reason to spend money: buying or selling a car. For creators who already sell something, that is a useful question to ask about your next product. What purchase does your expertise help someone make, and how much of that experience could your company improve?

How did Doug DeMuro turn car reviews into a business?

Doug DeMuro extended the judgment viewers valued in his reviews into a marketplace for enthusiast cars. His content helped define both the audience and the inventory. His YouTube channel grew around detailed examinations of cars and their unusual features. Brauer's interview traces the channel to 2013 and describes a shift from videos about cars DeMuro owned to reviews of a wider range of vehicles. That history gave Cars & Bids an intelligible point of view. Its own account of the business describes a market for modern enthusiast vehicles, including the interesting and quirky alongside the obviously exotic. Our reading: the editorial judgment became useful product judgment. A viewer who enjoys the channel can understand why a particular car belongs on the auction site. You can test that fit before building anything. Write down the last ten purchases your audience asked you about. If the same buying problem keeps appearing, you have a more concrete starting point than a list of features.

What purchase does your audience already trust you with?

Your next business can start with the buying decision you already help people make.

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The product gives the content a destination

Cars & Bids explicitly offers a connection back to DeMuro's work: he periodically reviews vehicles offered on the site. A featured car can be both the subject of a video and something a viewer can bid on. That creates a useful relationship between publishing and operating. Listings supply specific vehicles to discuss. A review can direct interested people toward an actual transaction. The company's seller page makes exposure to DeMuro's audience part of its pitch. This is a stronger product brief than “give my followers more content.” It names what happens after somebody watches. Consider your own niche. Someone watching a camera review might need help finding a used body in the right condition. Someone following a specialist craft might need reliable materials or a qualified repairer. These are product hypotheses, not evidence that either marketplace would work. The next step is to interview buyers and suppliers about the difficult part of that purchase. Our creator-product fit guide gives you a way to test those signals before committing to a build.

How does Cars & Bids make money?

Cars & Bids charges winning buyers 5% of the purchase price, subject to a $250 minimum and $7,500 maximum. Sellers can list for free and receive the winning bid amount. Those are the terms in its current FAQ, checked September 21, 2026. Here is an illustrative transaction, not a reported sale:

Winning bid	Buyer fee	Bid plus buyer fee
$20,000	$1,000	$21,000
$100,000	$5,000	$105,000
$200,000	$7,500, capped	$207,500

These totals exclude taxes, transportation and optional services. The buyer fee is business revenue before operating costs; it is not DeMuro's personal income or the company's profit.

The lesson is to match the charge to the service. Here, the company earns a fee around a purchase. A customer does not need to buy a car every month for the marketplace to keep serving other buyers and sellers. That model also has a demanding dependency: enough suitable cars and serious bidders must keep arriving. A transaction fee gives you a clear revenue event. It does not guarantee a predictable number of those events.

The work continues after someone clicks bid

DeMuro described the anxiety of launching and running the company in the Forbes interview. His later conversation with Acquired covered the $37 million investment from The Chernin Group and the transition to a larger organization. Treat that investment as a financing event, not a revenue figure. The customer journey shows why an operating team matters. The site has to help people get from a listing to a completed purchase. Its SafePay page describes an optional service for payment, documentation and title transfer. For a creator considering a marketplace, the hard questions are practical. Who checks submissions? Who answers when the item differs from its description? Who handles a failed payment? What happens when one side stops responding? Assign those responsibilities before launch. Your audience's trust brings people to the door; the experience after they pay determines whether the business deserves that trust. Our App Care page describes the ongoing operating responsibilities we take on for app businesses, including updates, customer support and analytics review.

Could a creator with 50K followers use this model?

A creator with 50K engaged followers should test the concentration of buyers and sellers before choosing a marketplace. Follower count alone cannot establish demand on both sides. If you already sell guides, gear or workshops, start with customers who have paid you. Ask what they bought next, where they bought it and what was difficult. Look for a problem you can solve repeatedly without personally supervising every purchase. Then test one narrow category. Recruit a small set of willing suppliers and interview prospective buyers. Measure whether suitable offers attract qualified inquiries, how many transactions complete and how much support each one requires. A waitlist can tell you people are curious; completed transactions tell you considerably more. Keep the alternative models on the table. A physical product, paid service or subscription may fit the need better. Our creator merch cost breakdown shows why you should compare operating costs as carefully as the selling price.

Build around the decision your audience brings you

DeMuro's example gives creators a specific place to look: the moment their expertise meets an existing purchase. Read your last twenty customer questions. Mark the ones about choosing, buying or using something. Pick the most repeated problem and speak with five people who have recently paid to solve it. Find out what happened between their decision to buy and the result they wanted. That is where your next business brief starts.

Turn a repeated customer problem into a business you own

Built by Foundry builds, launches and runs creator businesses at $0 upfront through revenue share. Start with your audience and the decision they already trust you to help them make.

See What We’d Build You →

Hero photograph: Drew Martin, via the linked Forbes interview. Fee terms checked September 21, 2026. Transaction examples are illustrative calculations.

Doug DeMuro Built Cars & Bids Around a Purchase. Today It Charges 5%

Get Creator Revenue Insights

How did Doug DeMuro turn car reviews into a business?

The product gives the content a destination

How does Cars & Bids make money?

The work continues after someone clicks bid

Could a creator with 50K followers use this model?

Build around the decision your audience brings you

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