Most restaurant owners do not make mistakes because they are careless. They make mistakes because promo setups often look harmless in isolation. A BOGO can feel like a customer acquisition lever. A first-order discount can feel like a clean growth tool. A delivery incentive can feel like a conversion boost.
The problem starts when those offers interact. That is where restaurants can end up giving away far more margin than intended.
The Core Problem
The biggest mistake operators make is assuming each promotion behaves independently. In reality, different offer types can overlap in ways that make an order far less profitable than it first appears.
Example scenario
- You run a BOGO for all customers
- Uber runs a 20% off new customer offer
- A first-time customer qualifies for both effects
Uber’s own help documentation explains the key issue: store or merchant promos can be applied first, and then the highest-value account promo can apply next. You can read that directly in Uber Eats’ promo help article.
From the customer’s point of view, this feels like a great deal. From the restaurant’s point of view, it can mean a dramatically reduced payout on that order.
Why This Hurts So Much
The issue is not just that you are discounting. The issue is that you may be compound discounting.
- BOGO already cuts into revenue on the order
- An added percentage discount pushes the net value down further
- Food cost still applies
- Packaging and labor still apply
- Platform commissions may still apply
That means orders can go up while profitability quietly weakens. This is why some operators feel strong promo activity in the dashboard, but do not feel stronger economics in the bank account.
A Practical Example
Let’s say a customer orders an item eligible for BOGO. They effectively get two units for the price of one. If that same order also receives a percentage discount, what looked like a straightforward new-customer promo can turn into an order where the restaurant is covering more value than intended.
The real issue
It is not simply “discounting to grow.” It is stacking economic pressure onto the same order until the margin profile becomes much weaker than the operator expected.
Why Restaurants Miss It
Most operators assess promotions one by one, which is understandable. They usually think in simple buckets like:
- “BOGO helps increase order volume”
- “20% off helps acquire new customers”
- “Delivery incentives improve conversion”
Each of those statements can be directionally true. The problem is that the order economics are not experienced one promotion at a time. They are experienced all at once, on the same ticket, against the same food cost structure.
This Is Not Just Theoretical
Customers actively look for the best combinations of deals on delivery apps. You can see that behavior in community threads like this discussion about stacking promos no longer working the same way, this thread specifically about BOGO and 40% off stacking, and this example of extreme discount layering.
In other words, this is not some obscure corner case. It is consumer behavior. Once customers learn which offers work well together, they repeat that behavior.
What To Watch For
If you are running Uber Eats promotions, these are the warning signs worth paying attention to:
- Strong order volume but underwhelming net payout
- Promo-heavy orders with weak contribution margin
- BOGO campaigns paired with first-order offers
- High redemption activity without clear profit improvement
- Growth in sales that does not translate into healthy cash generation
How To Protect Margin
The answer is not to stop promoting. The answer is to structure promotions more carefully.
- Avoid broad overlapping offers that can affect the same customer at the same time
- Be especially careful with BOGO plus first-order or account-level discounts
- Use tighter targeting instead of blanket exposure where possible
- Review net payout and item economics, not just gross sales and redemption counts
- Use lower-cost hero items for aggressive offers instead of margin-sensitive items
Better framing
A promotion should not be judged by whether it drives orders alone. It should be judged by whether it drives the right orders at economics that still make sense.
Final Takeaway
Promotions do not destroy margins on their own. Poorly structured promotions do. If you are running overlapping Uber Eats offers without pressure-testing how they interact, you may be subsidizing customer orders far more than you realize.
The restaurants that win on these platforms are not necessarily the ones that discount the hardest. They are the ones that understand exactly how their offers interact and protect margin while they grow.
More Resources
Keep exploring practical ways to improve delivery platform performance, margin, and visibility.