If you are taking too many risks in business, it rarely feels like recklessness at the time. It feels like confidence. The van you bought before the contract was signed, the second location you opened on a good month's numbers, the stock you ordered because a supplier's deal ended on Friday. Each one made sense on the day. Then the bill arrived, and the next bet started before the last one was paid off.
Taking too many risks in business usually means bets are sized by excitement, not by what you can lose. The fix is not to stop taking risks. It is to follow four rules: work out the worst case first, cap the loss before you commit, wait before any decision you cannot undo, and write down when you will stop before you start.
This guide is for owners who are not afraid of risk at all, and whose bets keep hurting them anyway. It covers how to tell bold from impulsive, why smart people keep making the same oversized bets, what it costs, the rules that put the downside first, what to do if a bet is going wrong right now, and how to keep your appetite for risk without letting it sink the business.
Is this you?
- You can name two or three bets in the last few years that cost you real money, and each one felt like a sure thing when you made it.
- You decide big things fast, often on the same day, and you see waiting as a weakness.
- Your plans tend to take longer and cost more than you expected, and the difference usually comes out of your own pocket or a credit card.
- Once something is going badly, you put more money in to save it rather than stopping.
- Nobody close to the business is in a position to tell you no, or you have stopped asking them.
- You have never written down, before a bet, the result that would make you walk away.
If the opposite sounds more like you, and nothing ever changes because nothing is ever tried, read how to size a bet you can afford to lose instead. If one particular decision has just gone wrong and you are dealing with it now, recovering from a costly mistake is the better starting point. This piece is for the owner whose bets keep hurting, again and again.
Why it happens
You forecast from the inside
When you plan a bet, you picture how it will go: the customers you will win, the work you will do, the month it will pay back. Daniel Kahneman and Dan Lovallo, writing in Management Science in 1993, called this the inside view, and found that it produces overly optimistic forecasts because it anchors on the plan and ignores how similar plans have actually turned out. The question the inside view never asks is: when other businesses like mine tried this, how did it usually go?
You rate your own chances above everyone else's
Most owners who take big bets are good at something, and that is part of the problem. In experiments by Colin Camerer and Dan Lovallo, published in the American Economic Review in 1999, people entered competitive markets more often when success depended on their own skill, and lost money as a group because too many of them expected to beat the others. Being skilled and being likely to win a particular bet are not the same thing.
Things take longer than you think
Even when you are right about the idea, you are probably wrong about the timing. Roger Buehler, Dale Griffin and Michael Ross named this the planning fallacy in 1994: people consistently underestimate how long their own tasks will take, even when they know similar tasks ran late before. In a business, late means more months of costs before the money comes in, and that is often what turns a good idea into a loss.
Stopping feels like admitting you were wrong
Once money is in, walking away feels like wasting it. Hal Arkes and Catherine Blumer showed in 1985 that people keep going with something simply because they have already invested in it, the sunk cost effect. Barry Staw found something sharper in 1976: people who were personally responsible for a losing decision committed more money to it than people who had inherited the same decision from someone else. The owner who made the bet is the person least able to call it off.
Speed has worked for you before
Plenty of bold owners built their business by moving faster than everyone else, and some of those fast calls paid off handsomely. So the habit gets rewarded. The trouble is that you remember the wins more easily than the losses, and the losses grow as the business does. A fast call that cost a few hundred in year one can cost a year's profit in year five.
What it costs if nothing changes
The losses do not average out. A string of bets where most win and one loses badly is not safe if the one loss is large enough to empty the bank. A business only has to run out of cash once.
The debt arrives before the payback. Bets funded by credit cards, overdrafts or short loans start costing money every month from the first day, while the return, if it comes, comes later than planned. That gap is where many owners end up borrowing to cover the last bet.
The steady part of the business pays for the risky part. Money, time and attention go to the new venture, while the clients and services that actually pay the bills get less. Sometimes the core business is what fails, not the bet.
The people around you stop trusting your calls. A partner, a spouse, staff or a lender who has watched several bets go wrong gets harder to bring along on the next one, including the good ones.
It wears on you. Living from one big swing to the next is exhausting, and the stress of the last loss often drives the next rushed decision to make it back.
What to do now: rules that put the downside first
These rules do not ask you to become cautious. They ask you to do the dull part before the exciting part. You need a sheet of paper, your bank balance and about an hour per decision.
1. Write the worst case before the best case
Before you work out what the bet could earn, write down what it could cost if it goes as badly as is realistic: the full amount committed, plus every cost that keeps running if the income never arrives. Include what you would owe if you had to exit early, such as a lease break, a loan you cannot repay or stock you cannot sell. Only once that number is on paper do you look at the upside.
2. Run a premortem
Imagine it is a year from now and the bet has failed. Now write down why. Psychologist Gary Klein describes this as a premortem in Harvard Business Review, and cites research finding that imagining an outcome has already happened improved people's ability to identify reasons for it by 30%. Do it with one other person if you can. The reasons you find are the risks to plan for, or the reasons to walk away.
3. Ask how it usually goes for others
This is the outside view. Find three businesses that tried something similar: a second location, a big equipment purchase, a new product line. Ask them, or look for their story, and note how long it took and what it really cost. If their results were much worse than your plan, your plan is probably the outlier, not them. Then add time to your own forecast. If your plan says six months to pay back, model it at twelve and check you can still survive.
4. Cap the loss, and never bet the business
Set a ceiling on what any one bet can cost before you commit, and keep it well short of what would put the business at risk. A useful test: if this goes completely wrong, can I still pay my staff, my suppliers and myself for the next three months? If the answer is no, the bet is too big for now. Make it smaller, stage it, or wait until you have more cushion.
5. Wait before any one-way door
Some decisions are easy to undo: a trial offer, a short contract, a small stock order. Others are not: a long lease, a personal guarantee, a large loan, a permanent hire, signing your house as security. Make a rule that nothing in the second group is signed on the day it is offered. Sleep on it at least once, and talk it through with one person who has no stake in the answer. Deals that cannot survive a day's wait are usually deals you are better off missing.
6. Write the stop rule before you start
This is the rule that does the most work. Before any money moves, write one line: "If by this date I have not reached this result, or if I have spent this much, I stop." For example: if the new location is not covering its own costs by month six, or if I have put in more than the agreed ceiling, I close it. Write it down and give a copy to someone you trust. When the date comes, the decision has already been made by the version of you who was not yet attached to the bet.
An illustrative example, not a real case: a landscaper with a steady maintenance business is offered a large commercial contract that would need a second crew and a new truck. On the inside view it pays back in four months. Written down, the worst case is the truck loan, two wages for three months and losing the contract after the first season. The premortem turns up two risks: the client paying late, and the crew leaving mid-season. The outside view, from two other contractors, is that big commercial clients often pay on 60 days or more. So he takes the contract only after agreeing a deposit, leases the truck short term instead of buying, and writes the stop rule: if two invoices run more than 30 days late, he does not renew. The bet is still a big one. It just cannot sink the business any more.
See what the bet costs you every month
If the next big decision is funded by a loan, put the amount, the rate and the term into the Business Loan Calculator before you sign. It shows the monthly payment and the total interest, so the worst case in step 1 includes what you would owe even if the bet earns nothing.
If a bet is going wrong right now
Stop adding money until you have looked at it properly. The urge to put more in to save it is strongest right now, and it is the sunk cost effect at work. Pause any new spending on the bet for a week while you work out where it stands.
Ask the fresh-start question. If you had not already started this, and someone offered it to you today on today's numbers, would you take it? If the answer is no, the money already spent is not a reason to keep going. It is gone either way.
Work out the cost of each way out. Write down what it would cost to stop now, to scale it back, and to carry on to the next milestone. Often there is a middle path: sublet the space, sell the equipment, hand the contract to someone else, keep the part that works and close the rest.
Protect the core business first. Make sure the clients and services that pay the bills are looked after before anything goes to the bet. Check your cash for the next three months, including what you owe on anything borrowed for the bet.
Get a professional in early if there is debt or a contract. If you have borrowed, signed a personal guarantee or committed to a lease, speak to an accountant and, where contracts are involved, a lawyer where you live before you decide. In the US, SCORE's volunteer mentors offer business advice at no cost. If the debt is already more than you can manage, this guide on getting going again after business debt covers where to get free help.
How to stop it recurring
Keep a written decision log. For every bet over a set amount, write down the date, what you expected, the worst case, the stop rule and, later, what actually happened. After a few entries you will see your own pattern: whether you are usually too optimistic on time, on cost or on sales. That is your personal outside view, and it is more useful than anyone else's. If the same kind of bet keeps going wrong, finding the pattern when you keep failing at the same thing walks through it.
Set a threshold that triggers the rules. Decide the amount above which no bet happens without the worst case, the premortem and the stop rule on paper. Below it, move as fast as you like. Above it, the process runs every time, however sure you feel.
Give someone the job of saying no. A partner, an accountant, a mentor or a friend who runs their own business. Their role is not to approve your ideas but to find what is wrong with them before you commit. Agree in advance that you will listen.
Keep a cash reserve that bets cannot touch. A set number of months of essential costs, held separately, that no new venture is allowed to draw on. When a bet needs more than its ceiling, the reserve is not where the money comes from.
Track each bet separately from the core business. It is hard to apply a stop rule if you cannot see what the bet has cost and earned so far. Give each venture its own line: its own project in your invoicing software, its own expense category, or its own sheet. In Billbooks, recording a bet's invoices and expenses against one project shows whether it is paying its way without a weekend spent untangling the accounts. A disciplined spreadsheet does the same job; the point is seeing the number before the stop date arrives.
A plain note to finish: this is general guidance, not financial, legal or professional advice for your situation. Before any bet that involves borrowing, a personal guarantee, a long lease or your home, speak to an accountant or a lawyer where you live.
Two free checks before your next big bet
Frequently asked questions
How do I know if I am taking too many risks in business?
Look at your last few big decisions. If several cost real money, were made quickly, ran longer and cost more than planned, and you kept funding them after they started going badly, your bets are being sized by excitement rather than by what you can afford to lose. The risks themselves are not the problem. Their size and the lack of a stop rule are.
What is the difference between a bold risk and a reckless one?
A bold risk has a known worst case that the business can survive, a limit on how much it can cost, and a written point at which you stop. A reckless one has none of those, so its real cost is only discovered after the money is spent. The same idea can be either, depending on how it is sized and funded.
What is a premortem?
A premortem is a planning exercise described by psychologist Gary Klein. Before you commit, you imagine the project has already failed and write down every reason it might have. Because you are explaining a failure rather than defending a plan, risks come out that normal planning tends to miss.
Why do I keep putting money into something that is failing?
It is a well documented pattern called the sunk cost effect: people keep going because of what they have already spent, not because of what the next pound or dollar will earn. Research by Barry Staw found it is strongest in the person who made the original decision. A stop rule written before you start is the best defence.
How much of my business should I risk on one decision?
There is no single right figure, but a useful test is whether you could still pay your staff, suppliers and yourself for three months if the decision went completely wrong. If not, make it smaller, stage it or wait. For anything involving borrowing or a personal guarantee, talk it through with an accountant first.
How do I stop making impulsive business decisions?
Separate decisions you can undo from those you cannot. Move fast on the first kind. For the second, set a rule that nothing is signed on the day it is offered, write down the worst case and a stop rule first, and talk it through with one person who has no stake in the answer.
The one thing to do today
Take the biggest decision you are weighing up right now, and on one sheet write three things: the realistic worst case in money, the most you are willing to lose, and the date and result at which you would stop. If the worst case is bigger than the most you are willing to lose, the bet is not ready yet.
This is one of the problems in our mindset and habits collection, alongside sizing a bet you can afford to lose for owners who find it hard to take any risk at all.
