- I used to be one of these people
- The bit almost nobody tells you
- Step one: build a five-minute voice file
- Prompts for the writing tasks people put off most
- Why the exact same prompt gives you a different result twice
- How much of this can you run through for free
- When it's worth buying prompts instead of writing your own
- The mistake I see most often
- Keeping this working month to month
- Frequently asked questions
- Official documentation
The short version: the prompts below will get you a usable first draft of almost anything you need to write for your business, but they only work if you give ChatGPT your own words to copy first. Most people skip that step, get generic output, and decide AI writing is rubbish. It isn't. Your input was.
I used to be one of these people
For years I'd stare at a blank email to a client and rewrite the first line four times before giving up and calling them instead. Writing wasn't the problem. I can talk for an hour about marketing without drawing breath. Putting it on a page felt like wading through mud. I know I'm not alone in this because I hear it from clients constantly: "I know exactly what I want to say, I just can't get it out."
Last year I worked with an electrician near Maidstone who was losing quotes to competitors purely because his written estimates read like a shopping list. No warmth, no explanation, no reason to pick him over the next van on the driveway. We spent forty minutes building him three prompts. His quote-writing time went from around 35 minutes per job to under 10, and his close rate on quotes over 500 pounds went up noticeably within six weeks, because the wording now explained the work instead of just pricing it. Nothing about his electrical skill changed. Only the words did.
The bit almost nobody tells you
Here's the uncomfortable truth: a prompt on its own will not fix your writing problem. ChatGPT doesn't know your business, your customers, or how you talk, so if you ask it a bare question you get bare, generic marketing sludge that sounds like it came from a template site. Everyone using the same viral prompt list gets the same flat result. That's why so many small business Facebook posts written by AI now sound identical, all exclamation marks and "elevate your journey."
The fix is boring but it works: before you ask for anything, paste in a chunk of your own writing so the AI has your voice to copy. An old email, a review reply, a text to a mate about your business, anything with your actual sentence rhythm in it. That single step does more for the quality of your output than any clever prompt wording ever will.
Step one: build a five-minute voice file
Do this once and reuse it forever.
- Open a blank doc and paste in three or four examples of your own writing: an email to a customer, a social post that did well, a WhatsApp message to a supplier
- Add one line describing your tone in plain words, for example "direct, a bit dry, no corporate fluff, short sentences"
- Save it as "my voice" and keep it somewhere you can copy from in ten seconds
- Paste the whole thing at the start of any prompt below where it says [paste voice file]
That's it. Five minutes, and every prompt after this gets noticeably better.
Prompts for the writing tasks people put off most
The awkward email you've been avoiding
"[paste voice file] I need to write an email to [describe the person, e.g. a client who's late paying an invoice]. The situation is [explain in your own words, messy is fine]. Write it in my voice from the file above, three short paragraphs, firm but not aggressive, no corporate phrases like 'per my last email.'"
Social posts that don't sound like everyone else's
"[paste voice file] Write 5 short social posts about [your topic or offer] in my voice. Each one under 60 words, one clear point per post, no hashtags, no emoji, vary the opening line so they don't all start the same way."
Quotes and proposals
"[paste voice file] I've done [describe the job]. Write a quote covering: what's included, timeframe, price of [amount], and one sentence on why this is the right approach for their situation. Keep it under 200 words, no jargon."
Job ads that don't read like a government form
"[paste voice file] Write a job ad for a [role] at a small business. Include the real day-to-day tasks, the pay range of [insert range], and one honest line about what's hard about the job. Skip corporate phrases like 'fast-paced environment' and 'wear many hats.'"
Website copy for the page you've been putting off
"[paste voice file] I need copy for my [about/services] page. Here are the raw facts: [list them, doesn't need to be tidy]. Turn this into three short sections with a subheading each, written like I'm talking to one person, not a crowd."
Turning a happy client into a testimonial or case study
"Here's a voice note transcript / WhatsApp thread from a happy client: [paste it]. Pull out the strongest quote and write a short case study around it: the problem they had, what we did, the result in their words. Keep my sentences, don't rewrite their quote."
A weekly email newsletter you'll send
"[paste voice file] Here are three things that happened in my business this week: [list them]. Turn this into a short newsletter, one useful tip, one small update, one line inviting a reply. Under 300 words total, no fake urgency."
Want AI doing the heavy lifting in your marketing?
I build the systems that handle the boring 80 percent, so you get your week back. Done properly, with the human kept in.
Why the exact same prompt gives you a different result twice
If you run one of these prompts today and again next Tuesday, you'll get two different drafts even with identical wording. That's not a bug, it's how the model works, and I've written a fuller breakdown of why ChatGPT doesn't give the same answer every time if you want to understand it. The practical upshot for you: if a draft comes back weak, don't assume the prompt was wrong. Just ask it to try again, or add "make this punchier" and regenerate. Three attempts, pick the best, edit the middle 20 percent yourself.
How much of this can you run through for free
The free version of ChatGPT will handle everything above for most one-person businesses, but it does cap how much you can send in a day, and it gets tighter during busy periods. If you're writing daily and hitting limits, it's worth knowing how many prompts you can send ChatGPT in a day before you decide whether a paid plan is worth it. For most small businesses doing quotes, posts, and emails, the answer is you'll hit the ceiling before the month is out and the 20 dollar plan pays for itself in saved time within the first week.
When it's worth buying prompts instead of writing your own
I build custom prompts with clients constantly, but plenty of business owners just want something ready to go on day one. That's fine, there's nothing wrong with buying a pack, but check what you're getting first. I've put together a guide on where to find ready-made AI prompt packs for your business and what to check before you buy, because a lot of them are recycled generic prompts with no voice-matching step built in, which lands you right back at the "sounds like a robot" problem.
The mistake I see most often
People treat the first output as the finished thing. It isn't. Treat every draft as a rough one someone else wrote for you, then read it out loud. If a sentence would sound daft coming out of your mouth in a meeting, cut it. That last pass, ten minutes tops, is what separates writing that sounds like you from writing that sounds like everyone's AI-generated LinkedIn post from the last two years. I'd also say: don't use these prompts for anything that needs a human signature of trust, like a personal apology to a long-standing client or a condolence message. Some writing should stay slow and yours.
Keeping this working month to month
AI tools and their limits change often enough that a setup which worked in January can need tweaking by June. If you want the actual numbers on what these tools cost once you're running them across a small team rather than just yourself, I keep a running breakdown at how much AI tools cost for small teams, and I post shorter weekly updates like AI news this week for small business if you'd rather skim changes than chase them down yourself.
This guide is part of my ChatGPT Prompts and Limits: 30 Guides to Fun Prompts, Photo Edits and Daily Caps.
For a quick check, run it through my tool that writes the prompt for you.
Frequently asked questions
Do I need ChatGPT Plus to use these prompts?
No. The free version handles all the prompts in this post. You'd only need the paid plan if you're writing large volumes daily and hitting the free usage cap regularly, which happens to some business owners but not most.
Will these prompts make my writing sound fake or robotic?
Only if you skip the voice file step. Bare prompts with no example of your own writing produce generic output. Paste in your own emails or texts first and the tone comes out closer to how you speak.
How long does it take to get good at this?
Most people get usable drafts on their first try if they follow the voice file step. Getting fast at editing the output down to your exact style takes about a week of regular use, maybe five or six writing tasks.
Should I just copy and paste the AI output straight to a client?
Read it out loud first, every time. It takes about ten minutes and it's the difference between writing that sounds like you and writing that sounds like a template. Never skip this step for anything sensitive, like an apology or a difficult conversation.
