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Business & leadership22 October 2026 · 5 min read

Deciding with seventy percent of the information

Waiting for perfect data is a trap. Acting early shifts your focus from theoretical analysis to real-time correction, which is the heart of effective operations.

By PerOla Hammar

The tools and sketches used to plan production on the factory floor.

The desire for perfect information is a persistent urge for anyone responsible for a manufacturing company. You want to see the final tally of a project, the exact cost of a material batch from an overseas supplier, or the definitive market reaction to a new piece of furniture before you commit capital or floor space. But in my years running operations and sourcing components, I have learned that perfect information is a liability. By the time you possess one hundred percent of the facts, the window to act has usually closed or the cost of entry has moved beyond your reach.

Waiting is an active choice, and it is rarely a free one. When you operate a business, the cost of hesitation is a line item you pay every single day. My experience in Shanghai taught me that the pace of production cycles forces a specific rhythm. If you spend an extra three weeks verifying the chemical composition of a coating or testing the load-bearing capacity of a desk joint, you risk missing a container shipment slot.

Missing that slot means the goods sit in a warehouse for a month, accumulating storage fees and delaying the final delivery to a customer in Europe. You pay for that delay twice: once in frozen cash flow and again in the frustration of the people waiting for the product. In manufacturing, time is a unit of currency as tangible as the Swedish krona. I operate on a rule of seventy percent.

If I have enough reliable data to understand the direction and I have accounted for the most significant risks, I make the call. The remaining thirty percent is rarely gained through more meetings or additional spreadsheet columns. It is gained through the act of doing the thing itself. The moment you move from the planning phase to the execution phase, the information starts to flow differently.

You move from abstract theory to the concrete reality of a factory floor or a client interaction where the feedback is immediate and actionable. Consider the process of launching a new line of meeting tables. You can analyze trends in wood veneers and leg geometry for months. You can survey potential buyers until the data points become a blur.

Eventually, you have to build a prototype. The physical presence of that table, the way the grain meets the edge, the weight of the frame, the ease with which it can be packed, reveals more in ten minutes than two weeks of market reports. If the prototype reveals a flaw, you fix it. If the market rejects a specific finish, you pivot.

This is the difference between static planning and dynamic operation. If you wait until you are sure the product will succeed, you are likely too late. This approach requires a tolerance for error. When you act at seventy percent, you will occasionally be wrong.

You might choose a supplier that turns out to have a longer lead time than expected, or you might find that a logistical route is more complicated than the paperwork suggested. But the cost of these small, reversible errors is almost always lower than the cost of inaction. A wrong decision can be corrected with a phone call, a change in production flow, or a tweak to the design. A non-decision stays with you, accumulating interest like an unpaid invoice.

I see this pattern often when teams are preparing for a new supply chain integration. They want to map every possible point of failure, such as customs delays, fluctuations in freight rates, and potential quality variations. They build complex models to account for every permutation. While they are building models, they are not selecting the factory or securing the samples.

By the time they arrive at a state of comfort, the competitive environment has shifted. The suppliers who were available are now overbooked, and the advantage of being an early mover is lost. My work at SA Möbler has taught me that the environment of a manufacturing company is far from static. Decisions about materials, production volumes, and equipment maintenance require constant calibration.

If I were to wait for total clarity on the price of raw steel or the exact future demand for a specific storage unit, I would be paralyzed. Instead, I set a target based on the information at hand, execute the order, and then refine based on the performance of that specific batch. If the volume is slightly off, we adjust the next cycle. If the material is difficult to machine, we consult the operators on the floor and adjust the specs for the next run.

This is how we keep the wheels moving. When dealing with raw materials like wood or steel, your lead times are dictated by the factory's existing queue. If you wait for the final market forecast to be perfect before placing an order, you have already ceded your place in that queue to a competitor who was willing to move on a reasonable estimate. You then find yourself paying a premium for expedited production or settling for lower quality material because you had no margin for error.

Managing a supply chain is essentially a long series of nested bets. You bet on the raw material availability, you bet on the manufacturing lead time, and you bet on the freight capacity. If you lose one of these bets, the system provides enough feedback to correct for the next round. If you wait to make all the bets at once, you never get the data from the first round to inform the second.

Effective leadership is not about having a crystal ball. It is about building a system that allows you to correct course quickly when the reality on the ground does not match your assumptions. If you create a culture where every decision requires full consensus and complete data, you train your team to avoid responsibility. They will learn to hide behind analysis rather than stepping into the uncertainty that defines running a business.

I prefer to see teams make a choice, monitor the results closely, and hold themselves accountable for the adjustments that follow. There is a specific feeling of relief when you stop waiting. You stop looking for the missing data points and start looking at the results of your actions. It shifts the burden of effort from the desk to the reality of the work itself.

You get to see the machine, the sample, the invoice, or the customer relationship as it actually is, not as you hoped it would be on paper. That shift is the difference between watching a business run and actually running one. If you are struggling with a decision, look at what you have, identify the worst-case scenario that you can realistically survive, and take the step. The goal is not to be right on the first attempt but to be fast enough to be right on the second.

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