

Goran Granić · Founder, Expert Consilium
4 May 2026 · 3 min read · Updated: 29 October 2026
Business Model: Is the Problem the Model or the Execution
You work harder than ever, yet revenue stalls or margin leaks. Whether the model can no longer grow or you are simply underperforming, and how to change it without endangering what already earns.
What you really change when you change the model
Changing a business model is not the same as changing a product or a price. It changes how the company earns: who it sells to, how, what it charges for and why customers pay.
That is why the decision is hard in both directions. A model that cannot grow will not be rescued by better marketing. And a model that can still grow can be destroyed by a bad change. The risk is that from the top you cannot see the difference, while the people living off that model wait for your answer.
When more effort gives the same result
Does this picture look familiar? You invest more in sales and marketing, you work Saturdays, and revenue stagnates. Then the problem is not effort but the model. On top of that, each new customer demands more people, more time and more capital. A model that scales grows without a proportional rise in costs, and yours does not.
Even more painful is when revenue grows and margin falls. Each new customer brings less profit than the last. Growth without margin is a drain on resources and on the owner's sleep, not success. The third signal comes from customers: they ask for a subscription instead of a purchase, a service instead of a product, digital instead of physical, and you stay the same. Customers change faster than models, and if you do not follow them, they leave.
When the model can still grow
Not every stall is a model crisis. If some channels work and some segments grow, the problem is probably execution, and you fix that first. If revenue grows while margin stays stable, the model has room. If customers want the same thing only better, faster or cheaper, you are improving the product, not the model.
Changing the model out of panic is often an escape from a hard conversation about your own execution.
Changing the model without a test
The costliest mistake is changing the model without a test while abandoning the existing one. An owner, tired of stagnation, redirects the company overnight, and old customers get confused, put off, and leave. There is no way back, and the new model earns nothing yet. The second mistake is vagueness: you do not know exactly what you are changing, so you do not know what to measure.
How to change without breaking what works
Test the new model alongside the existing one and protect existing customers: one segment, one channel, one market. The new model is an addition, not a replacement, until it proves it can carry the company.
Define what changes: who you sell to, what you charge for, how you charge, through which channel.
Set success criteria in advance: how much revenue, what margin, how many customers, by when.
Be ready to go back. If it does not work within the agreed time, return to the old model. This is not a gamble but a test with clear rules.
Related decision: A New Product Category: Opportunity or Escape From Problems You Already Have.
Changing the model out of panic
Changing a business model is not an improvement but a change in how the company earns. If you do it out of panic, without a test and without protecting the existing business, you may lose what you have. As long as you do not know whether the model or the execution is at fault, every change is a guess.
If you are thinking about changing your business model, describe the current model and what would change. You will get a report with risks and options.
Level we suggest: Consilium (8 AI perspectives, 19 EUR) or Grand Consilium (12 AI perspectives, 29 EUR).
Facing a similar decision?
Describe the situation in a few sentences. We suggest the appropriate analysis level.
See pricing →