Back to Blog

Writing a Business Plan Using AI

By Phil GeeOctober 2025
Writing a Business Plan Using AI

Using Gemini to Draft Your Business Plan

When you're just starting out, writing a formal business plan can feel like climbing Mount Everest. Where do you even begin? That's where tools like Gemini come in.

Think of Gemini as your super-fast, expert personal assistant who has read every business book and plan ever written. It can take your raw ideas and quickly shape them into a professional document, saving you days of staring at a blank page.

This isn't cheating โ€” it's efficiency. We use AI to get the structure right, so you can focus on making the content brilliant and personal to your brand.

Step 1: Understand What Gemini Does

Gemini is a type of clever computer program called a Large Language Model (LLM).

In plain English, it's a brilliant 'word-guesser' trained on trillions of pieces of text from the internet.

  • What it can do: It can follow instructions, write in a specific tone, and structure documents like a business plan.
  • What it can't do: It doesn't know your specific passion, your suppliers, or the exact price of rent on a local high street. You must provide the facts.

Step 2: The Magic Formula for a Prompt

To get a useful business plan draft, tell Gemini four things:

  1. The Role โ€” "Act as an expert business mentor for a start-up."
  2. The Goal โ€” "Draft a complete business plan outline."
  3. The Facts โ€” Your business name, what you sell, who your customers are, your USP.
  4. The Format โ€” "The plan must include: Executive Summary, Company Description, Market Analysis, Products/Services, Marketing Strategy, and Financial Overview."

Step 3: Your Go-To Business Plan Prompt

Use this template โ€” just fill in the square brackets:

"Act as a business consultant drafting a formal business plan for a start-up. The business is [Your Business Name and Type]. Our target customers are [describe your customers]. Our unique selling point is [what makes you special]. Please generate a concise, detailed plan with the following sections, using clear UK English and no jargon: 1. Executive Summary, 2. Company Description, 3. Market Analysis, 4. Products and Services, 5. Marketing and Sales Strategy, and 6. Operational Plan. Leave spaces where specific financial figures are required."

Step 4: Refine and Personalise (The Human Touch)

Gemini gives you the skeleton; you put the muscle and personality on it.

  • Edit the Tone: Does it sound like you? Adjust the language to match your brand's voice.
  • Insert Your Numbers: Take the plan and fill in your actual data for costs, sales targets, and pricing. AI can't do this accurately for you.
  • Add the Detail: The more AI knows about you and your business, the better the result.

Action Point: Before moving on, use the prompt template above to generate a draft of your business plan. It's better to have a rough draft than no draft at all!

Ready to Start?

Book a 30-Minute AI Chat With Phil

No hard sell. No jargon. Just a plain-English conversation about where AI can help your business.

Book Your Free Chat โ†’