HookTwo men, a dog, and a brewery that outgrew its founder

In 2007, two 24-year-olds from Fraserburgh — James Watt and Martin Dickie — started BrewDog with a bank loan, a lot of self-belief and, literally, a dog, filling bottles by hand and selling them from a van at markets. From 2009 their 'Equity for Punks' crowdfunding scheme raised tens of millions of pounds from over 100,000 small shareholders, and by 2017, when the US fund TSG paid about £213m for a 22% stake, BrewDog was valued at around £1bn — the poster child of British craft business. Then came June 2021: an open letter, 'Punks with Purpose', signed by dozens of former staff, described a 'culture of fear' inside the company. In May 2024, after 17 years, Watt stepped down as chief executive.

That arc — garage-scale hustle, crowdfunded growth, unicorn valuation, and a founder whose intensity became the problem — is the whole of 1.5 in one company: what entrepreneurs do, why they do it, what objectives businesses actually pursue, which legal form to wrap around the risk, the trade-offs every choice carries, and the hardest transition in business — from entrepreneur to leader.

ModelWhat an entrepreneur actually does

Three core functions. Spotting the opportunity: in 2007, American-style craft beer barely existed in Britain — Watt and Dickie saw the gap before the market did. Organising resources: finance, premises, suppliers, people — turning an idea into an operating system. Bearing risk: employees lose a job if the firm fails; founders often lose their savings and their house. The spec adds intrapreneurship — entrepreneurial behaviour inside established firms: Tesco's Clubcard grew out of a mid-1990s data experiment with the then-tiny analytics firm dunnhumby that Tesco's board chose to back — an internal bet that reshaped UK retail.

Barriers to entrepreneurship: access to finance (banks lend reluctantly to founders with no track record — one reason crowdfunding boomed after 2008), regulation and red tape, missing skills, and fear of failure. And the risk/uncertainty distinction runs through it all: risk is quantifiable and insurable (a van crash, a bad debt); uncertainty is not (a pandemic, a viral backlash). Entrepreneurs can price risk into a plan; against uncertainty they can only hold cash buffers and avoid single points of failure.

ModelMotives — profit, but rarely only profit

The financial motives divide into profit maximisation — squeezing the largest possible surplus — and satisficing: earning ENOUGH profit for a comfortable life while protecting other goals like time, control or ethics. Most of Britain's small-business owners satisfice, whatever their accountants call it. Non-financial motives matter at least as much: independence and being your own boss (routinely the top answer in surveys of UK founders), flexibility and home-working, ethical conviction, and social entrepreneurship — The Big Issue, founded in 1991 by John Bird and Gordon Roddick, exists to give homeless vendors a legitimate income; profit is the means, not the point.

The characteristics the spec lists — risk-taking, resilience, initiative, creativity — and the skills — organising, financial literacy, communication — are examinable, but the sharper insight is that motives predict behaviour: a satisficing lifestyle founder will refuse growth capital that a profit-maximiser would grab, and neither is wrong. Judge decisions against the owner's actual motive, not an assumed one.

ModelBusiness objectives — survival first, then choose

The spec's list: survival, profit maximisation, sales maximisation, market share, cost efficiency, employee welfare, customer satisfaction, and social objectives. Survival dominates early: on ONS survival data, fewer than half of new UK businesses reach their fifth birthday. Established firms choose — and the choices genuinely differ: Deliveroo ran years of heavy losses chasing share of food delivery; Timpson elevates employee welfare to strategy; The Big Issue runs on a social objective.

Objectives also shift with circumstances. In the 2020 lockdowns, thousands of firms' objective lists collapsed to one word — survive — and re-expanded in the recovery. And objectives conflict: employee welfare pulls against cost efficiency, share-chasing against this year's profit. Managing those tensions is what strategy is; spotting them in an extract is what evaluation marks are.

ModelForms of business — whose neck is on the line?

Sole trader: the simplest form and the majority of Britain's roughly 5.5 million businesses — but owner and business are legally one, so unlimited liability puts personal assets behind business debts. Partnership: shared skills and capital, typically still unlimited liability, plus the joys of shared decisions. Private limited company (Ltd): a separate legal person — shareholders' losses are capped at their stake, but shares can only be sold privately. Franchising: buying the right to trade under a proven format — lower failure risk, an upfront fee plus ongoing royalties, limited freedom; roughly nine in ten McDonald's restaurants are run by franchisees. Add social enterprises, lifestyle businesses and online businesses — the last making national reach possible from a spare bedroom.

The growth end-state is the public limited company and stock-market flotation: serious capital, at the price of scrutiny, short-termism and possible loss of control. Deliveroo's March 2021 London float priced at 390p and closed its first day down about 26% — instantly nicknamed 'Flopperoo' — a reminder that going public means the market, not the founder, now sets the score.

MechanismBusiness choices — opportunity cost and trade-offs

Every choice consumes its alternative. Opportunity cost is the value of the next best option forgone — not the money spent, the alternative sacrificed. Entrepreneurs face it personally: the salary, pension and security given up to start. Firms face it in every allocation: a marketing budget spent on TV is a website not rebuilt; profit paid as dividends is expansion not funded.

The spec's trade-offs are the recurring ones: growth versus control (BrewDog sold 22% to TSG to fund expansion — and imported an outside voice into every decision thereafter), flexibility versus loyalty in staffing, price versus brand. Strong answers make the invisible alternative visible and weigh it, rather than judging the chosen path in isolation.

Worked example

Maya leaves a £38,000-a-year marketing job to open a bakery, moving £20,000 of savings (previously earning 5% interest — £1,000 a year) into the business. Year one delivers an accounting profit of £45,000. Her true economic position: £45,000 − £38,000 salary forgone − £1,000 interest forgone = £6,000 better off — before pricing the longer hours and the risk she now carries. The accounting answer says 'great year'; the opportunity-cost answer says 'better than the job, narrowly'. Examiners reward candidates who can hold both readings at once.

CaseFrom entrepreneur to leader — the hardest promotion

What builds a start-up — speed, instinct, personal control of every detail — is close to the opposite of what a 1,000-person company needs: delegation, systems, governance, a culture that works when the founder isn't in the room. The difficulties the spec expects: reluctance to delegate ('nobody does it like me'), skills gaps in finance, HR and governance, stress, and identity — the firm IS the founder, until suddenly it mustn't be. BrewDog is the cautionary arc: the all-in intensity that built the company was, by the account of the 2021 open letter, part of what curdled its culture; in 2024 Watt handed the chief executive role to the company's chief operating officer.

The counter-case is Gymshark. Ben Francis stepped back from the CEO role in 2017 — aged just 25 — installed the experienced Steve Hewitt to run the company, spent four years learning the job in product and brand roles, and returned as chief executive in 2021 with the skills the title demands. The evaluative point: entrepreneur-to-leader is both a skills problem and a temperament problem, and founders who manage it usually do so by importing help, seeking formal training, or deliberately stepping sideways for a while.

VocabularyKey terms the mark scheme pays for

Entrepreneur

Someone who spots an opportunity, organises the resources to pursue it, and personally bears the risk of failure.

Intrapreneurship

Entrepreneurial thinking inside an established business — employees developing new products, processes or ventures with the firm's resources.

Satisficing

Pursuing a satisfactory level of profit rather than the maximum — common where owners also value independence, leisure or ethics.

Opportunity cost

The value of the next best alternative given up when a choice is made — the real cost of any decision, distinct from its cash cost.

Unlimited liability

Owner and business are legally one: personal assets can be seized to pay business debts. The sole trader's and standard partnership's burden.

Private limited company (Ltd)

A separate legal entity whose shareholders' losses are capped at their investment; shares cannot be offered to the general public.

Franchise

The right to trade under an established brand and format in exchange for an upfront fee and ongoing royalties — lower risk, less freedom.

Social enterprise

A business trading primarily to pursue a social or environmental mission, reinvesting most of its profit into that mission.

Flotation

Becoming a public limited company by selling shares on a stock exchange — large capital raised at the price of scrutiny and possible loss of control.

Lifestyle business

A business run to sustain a chosen way of life rather than to grow — satisficing built into the business model itself.

TrapsMisconceptions that cost marks

“All businesses aim to maximise profit.”

Actually: The spec itself lists eight objectives. Deliveroo tolerated years of losses to chase market share; Timpson prioritises employee welfare; The Big Issue exists for a social mission; most sole traders satisfice. Assuming profit maximisation in a question about a lifestyle founder misreads the entire context — and evaluation marks with it.

“Limited liability means the owner can't lose anything.”

Actually: Shareholders can still lose everything they invested — and in practice banks often demand personal guarantees from director-shareholders of small Ltds, which puts personal assets back on the line for those specific debts. Limited liability caps the downside; it doesn't remove it.

“A sole trader is someone who works alone.”

Actually: Sole trader is a LEGAL form — one owner with unlimited liability. A sole trader can employ fifty people; conversely, a one-person business can be a limited company. Ownership structure and headcount are different questions, and examiners test the difference.

ExamWhat examiners want

Definitions in 1.5 are exam currency: 'unlimited liability', 'opportunity cost' and 'satisficing' appear as knowledge marks inside bigger answers, and imprecise versions — 'you lose everything', 'the cost of a choice' — earn nothing. Learn the exact forms. On forms-of-business questions, argue from the context's risk, capital need and appetite for control: a cautious founder with a family home leans Ltd; a first-timer wanting a proven format suits franchising; a mission-led founder points to social enterprise.

The entrepreneur-to-leader leaf is a favourite for high-mark questions precisely because it resists formula. The strong answer weighs the founder's irreplaceable vision against the growing firm's need for systems and delegation, deploys a real arc — BrewDog's turbulence, or Gymshark's deliberate step-back-and-return — and lands a conditional judgement: whether a founder should remain CEO depends on their willingness to change role, import expertise and be challenged. Objectives questions reward the same conditionality: judge every decision against the owner's ACTUAL objective, never an assumed profit motive.

Entrepreneurs, objectives & letting go.