Most business plans are written for funders and never read again, which is why owners dismiss them. The value is not the document. It is being forced to work out what a customer costs to acquire, what a unit costs to deliver, and how many you need to sell before anything is left over. Owners who have never done that arithmetic are running on impressions.
Write it for yourself first, and it will be better for funders too.
The parts that matter for you
Who specifically buys, what problem they currently pay to solve, what it costs you to deliver one unit including unpaid time, your break-even revenue, and how much cash you need before the business funds itself.
Those five answers change decisions. Everything else in a typical template, including vision statements and market size estimates, changes nothing about what you do on Monday.
The parts funders read first
Evidence that people buy, whether the numbers hold together, whether you can execute, and whether the entity is compliant. Orders, contracts, letters of intent and bank statements outweigh any projection.
Projections should show the downside case as well: what happens if sales come in below plan and how the business still services its obligations. Optimistic numbers read as inexperience.
Keep it short and keep it current
A long plan is not a better plan. Something you actually revisit quarterly is worth more than a polished document written once and filed.
Update it when the assumptions change. A plan built on a cost or a price that has moved is worse than no plan, because it produces confident wrong decisions.
Get help with it, free
Business plan assistance, diagnostics and mentorship are available at no cost through the Small Enterprise Development and Finance Agency, and most owners never use it.
Before submitting anywhere, get the compliance floor in place: registration with current annual returns at the Companies and Intellectual Property Commission, tax compliance and a bank account in the business name. These are verified before your plan is read.
Frequently asked questions
Is a business plan actually useful?
The working out is. Being forced to calculate acquisition cost, unit cost and break-even changes decisions; the document itself often does not.
What are the five things that matter?
Who buys, what they currently pay to solve it, your cost per unit, your break-even revenue, and how much cash you need before self-funding.
What do funders read first?
Evidence that people buy, whether the numbers hold together, whether you can execute, and whether the entity is compliant.
Should projections show a downside?
Yes. Showing what happens if sales fall short, and how obligations are still met, reads as competence rather than pessimism.
Where can I get help writing one?
Free business plan assistance and mentorship through the national small enterprise agency, which most owners never use.
Further reading
Originally published in May 2018. Updated September 2026 into guidance on what a business plan is actually for.
