How to Write a Business Plan (Step-by-Step)

A business plan turns an idea into a decision-ready document — the thing a bank, investor, or co-founder needs before they'll say yes. It doesn't need to be 60 pages. It needs to be honest, specific, and easy to skim. This guide walks through every section, in the order you should write it, and links to a free business plan template you can edit online and download as PDF.

1. Pick the right length of plan

Most founders write far more than they need. Match the format to the audience:

One-page plan — for yourself, a co-founder, or a quick investor intro. Use our one-page business plan template.
Lean/startup plan (5–10 pages) — for early-stage startups, incubators, and small business loans.
Traditional plan (20–40 pages) — for SBA loans, franchises, and formal investor rounds.
Pitch deck (10–15 slides) — for VC meetings. Pair it with a written plan; don't replace it. Start from our pitch deck template.

2. Executive summary (write this last)

The executive summary is the first page readers see and the last one you should write — because it summarizes conclusions you haven't reached yet. Aim for one page. It should answer, in order:

What does the business do, in one sentence?
Who is the customer and what problem are you solving?
Why now, and why you?
How does it make money, and what are the unit economics?
How much money do you need, and what will it be spent on?

If a reader stops after the summary, they should still be able to describe the business to someone else. Our executive summary template gives you the exact structure.

3. Company description

Two or three paragraphs: legal structure (LLC, C-Corp, sole prop), founding date, location, founders and their relevant experience, mission, and the short-term and long-term goals. Investors skim this to check the basics; don't pad it.

4. Market analysis — do the math

This is where most plans get vague. Ground your market analysis in real numbers, not adjectives:

TAM / SAM / SOM. Total addressable market, serviceable addressable market, and the share you can realistically capture in year 3. Cite the sources.
Customer segments. Describe 2–3 concrete personas — job title, budget, trigger event that makes them buy.
Competitors. List them by name. What do they charge, what do they do better, what do they miss? A SWOT analysis is a fast way to make this concrete.
Trends. Regulatory, technological, or behavioral shifts that make now the right time.

5. Products & services

Describe what you sell, what stage each product is at (idea, MVP, shipping), pricing, and — if relevant — IP, patents, or supplier relationships. Include a simple pricing table. If you sell to businesses, mention how you'll handle invoicing and quoting.

6. Marketing & sales plan

Answer four questions:

Positioning — one sentence saying who you're for and how you're different.
Channels — where you'll reach customers (SEO, paid, outbound, partnerships, retail). Be honest about which you've tested.
Sales motion — self-serve, inside sales, field sales, or hybrid. Include your average sales cycle and close rate if you know them.
Customer acquisition cost (CAC) — estimate CAC per channel and compare it to lifetime value (LTV). A LTV:CAC of 3:1 or better is the usual benchmark.

7. Operations plan

How the business actually runs day-to-day: production or service delivery, suppliers, technology stack, facilities, quality control, and the org chart. Investors want to see that you've thought past launch — what happens when you double in size?

8. Management team

Short bios for each founder and key hire, focused on relevant experience (not a résumé dump). Flag gaps you plan to fill and who you'd hire first with the money you're raising.

9. Financial projections — the section that gets you funded

Investors and lenders read the numbers before they read the prose. Include, at minimum:

Sales forecast — 3 years, monthly for year 1, quarterly for years 2–3.
P&L (income statement) — revenue, COGS, gross margin, operating expenses, EBITDA, net income.
Cash flow statement — the one that tells you when you'll run out of money.
Balance sheet — assets, liabilities, equity.
Break-even analysis — the volume where revenue covers fixed and variable costs.
Use of funds — if you're raising money, a clear pie chart of where it goes (hiring, product, marketing, working capital).

Build the model in a spreadsheet, then paste the summary tables into the plan. Our business budget template is a good starting point for the P&L side.

10. Appendix

Anything a reader might want but doesn't need on the main page: full financial model, resumes, product screenshots, letters of intent from customers, permits, patents.

Common mistakes to avoid

"We have no competition." This says you don't understand the market.
Hockey-stick forecasts with no assumptions. Show the math behind the curve.
Vague TAM. "A $50B market" without segmentation is meaningless.
Copy-pasted mission statements. If it could belong to any company, cut it.
Ignoring cash flow. Profitable companies still die when they run out of cash.

Ready-to-use templates

Pick the format that matches your audience and edit online — no sign-up:

Browse the full business plan template library for industry-specific variants — restaurants, e-commerce, salons, gyms, food trucks, nonprofits and more.