Starting your own business can be an exciting and liberating decision. But passion and ambition alone are rarely enough. One of the most overlooked factors in business failure is a lack of direct experience or knowledge in the chosen industry. Put simply, someone who has spent their working life as a plumber is unlikely to make a success of running a restaurant without serious planning, training or help.

Every industry has its own rhythm, customer expectations, regulations and operational quirks. When you know the business from the inside out, you already understand what a typical day looks like, where the risks lie, what customers value most and which details really matter. That type of knowledge can be priceless when problems arise, and it often helps keep costs under control too.

Trying to run a business in a sector you are unfamiliar with often means learning everything at once: pricing, supply chains, compliance and customer service, all while managing staff and watching the cashflow. That is a tough ask for anyone, especially when you have your own money on the line. You may find yourself relying too heavily on advisers or hiring experienced staff who quickly realise they know more about the business than the owner.

Of course, there are exceptions. People sometimes succeed in completely new industries, especially if they partner with someone who brings the missing expertise. But the risks are higher, and the margin for error is smaller. Without lived experience in the sector, even simple decisions can go wrong — choosing the wrong location, targeting the wrong customers or misunderstanding seasonal demand patterns.

If you are thinking about starting a business in an unfamiliar sector, consider ways to build your knowledge first. This might include shadowing someone in the trade, taking relevant training courses or working part-time in the industry. Alternatively, collaborate with a business partner who knows the ropes and shares your goals.

Ultimately, your chances of success rise sharply when you understand both the day-to-day realities and long-term dynamics of the business into which you are getting. Passion is a great driver but pairing it with experience makes it far more likely that your new venture will thrive.