ChatGPT for business owners: a step-by-step guide

In our list of free AI tools for small businesses, we recommend starting with ChatGPT. It is the easiest to use, understands many languages well, and its free plan covers most everyday writing.

This guide starts from zero. You don't need to know anything about computers beyond typing and tapping buttons. By the end you will:

Have a ChatGPT account on your phone or computer.
Know how to "brief" ChatGPT so you get a good result the first time.
Have 8 prompt templates you can copy and use for your business right away.

Step 1: Create an account (5 minutes)

On your phone:

Open the App Store (iPhone) or Google Play (Android) and search for "ChatGPT".
Pick the app whose developer is OpenAI. Many fake apps use a similar name and icon, so check carefully.
Install it, open it, and sign in with Google (your existing Gmail) or with an email address.

On a computer:

Open a browser (Chrome, Edge, Safari...) and go to chatgpt.com.
Click the sign-up or log-in button and choose to continue with Google.

Signing up is free and needs no bank card. If a page asks you to pay right away to "activate" your account, you are on the wrong site.

Tip: use the same account on your phone and computer. Your conversations sync, so you can start on your phone and continue at your desk.

Step 2: Get to know the screen

ChatGPT looks a lot like a messaging app:

The text box at the bottom is where you type your request. Press the send button (arrow) or Enter.
The answer appears above, like an incoming message.
New chat: tap the pencil or plus icon to start a different topic. Keep one task per conversation so ChatGPT doesn't mix up the context.
History: past conversations are in the left-hand menu (computer) or the menu icon (phone).
Microphone icon: tap it to speak instead of typing. Very handy when your hands are busy.

The layout changes a little over time, but these main parts are always there.

Step 3: How to brief ChatGPT for good results

The most common mistake is asking too briefly. Think of ChatGPT as a new employee who writes very well but knows nothing about your business yet. The clearer you are, the better the result.

A good request has 4 parts:

Who you are: "I sell handmade ceramics; most customers are women aged 25–40."
The task: "Write a Facebook post introducing our new tea set."
Specific requirements: "Friendly tone, under 120 words, highlight that it's handmade and a great gift."
Format: "Give me 3 different versions, each with 3 hashtags."

Compare:

❌ "Write a post selling tea sets." → generic, like thousands of other posts.
✅ A request with all 4 parts → the right tone for the right customers, almost ready to post.

Don't stop at the first answer

ChatGPT remembers what you said earlier in the same conversation, so you can keep refining:

"Make it half as long."
"Less formal, write as if talking to a friend."
"Version 2 is the best, write 2 more like it."
"Remove the emojis."

Two or three rounds of edits usually get you something you're happy with.

Step 4: 8 prompts you can use today

Copy one, replace the parts in [square brackets] with your details, and send.

1. Reply to a complaint

I own [a shop/company that sells ...]. A customer wrote: "[paste the message]".
Write a polite reply that apologises where appropriate and offers [exchange/discount/...].
Under 80 words, sincere, no clichés.

2. Social media posts

Write 3 Facebook posts for [product/service]; my customers are [describe them].
Key points: [2–3 points]. Offer: [promotion, if any].
Each post under 120 words, ending with a call to message us to order.

3. Product description for your online shop

Write a product description for [product]. Details: [material, size, use, price].
Include: a catchy opening line, 5 bullet points of benefits, and care instructions.
No exaggeration; don't use words like "best" or "number one".

4. Quote by email

Write an email to [title, client company] quoting for [service].
Price: [amount], [including/excluding] VAT, valid until [date]. Delivery time: [days].
Professional and short; end by inviting them to a call.

5. Job ad

Write a job ad for a [position] at a [type of business] in [area].
Duties: [description]. Requirements: [experience, skills]. Pay: [range]. Benefits: [list].
For a Facebook jobs group, under 200 words, easy to read on a phone.

6. Promotion ideas

I run a [type of business]; sales usually drop in [period].
Suggest 5 low-cost promotions to bring customers in, each with pros and risks.

7. Summarise a long document

Summarise the text below into 5 key points in plain language,
then list what I need to do and any deadlines:
[paste the text, with personal details removed]

8. Translate a message for a foreign customer

Translate into [language] in a polite business tone, keeping all numbers unchanged:
"[your message]"
Then translate it back so I can check the meaning is right.

Time-saving tip: write a short "business profile" (what you sell, to whom, the tone you want, things never to say) and keep it in your phone's notes. Paste it at the start of every new conversation, and the results will always sound like your business.

Step 5: Protect your data

ChatGPT is an online service: what you type is sent to OpenAI's servers. So:

Never paste: ID numbers, bank account numbers, passwords, card details, customer lists with phone numbers, payroll, or confidential contracts.
Replace real details with placeholders when you need help with a document: "Company A", "Mr B", "amount X".
Turn off training on your data: in Settings, under the data controls section, there is an option allowing your content to be used to improve the model. You can switch it off.
Use a strong Gmail password and turn on 2-step verification, because your ChatGPT account is tied to your Gmail.

Common beginner mistakes

Trusting every answer. ChatGPT sometimes invents figures, laws or product names that sound real. For anything important (prices, tax, legal, health), check the official source.
Sending text without reading it. Customers spot "machine writing" quickly. Change a few words so it sounds like you.
Asking once and giving up. The real power is in 2–3 rounds of back-and-forth.
Buying a cheap "shared" account. Other people can read all your conversations, and the account can be shut down at any time.

When should you pay?

For most small business owners, the free plan is enough to get started. Consider a paid plan if you keep hitting limits, need to upload many files and images a day, or want a whole team to use it. OpenAI offers a low-cost ChatGPT Go plan in many countries, including Vietnam (about 130,000 VND a month at the time of writing), plus higher tiers. Only buy directly in the app or on chatgpt.com.

A 7-day plan to make ChatGPT your assistant

Day	What to try
1	Create your account and ask 3 questions
2	Write your "business profile" and save it
3	Ask for 3 social media posts (prompt 2)
4	Ask for replies to 2–3 real customer messages (prompt 1)
5	Ask for descriptions of your 5 best-selling products (prompt 3)
6	Try speaking into the microphone instead of typing
7	Look back: which task saved the most time? Make it a habit

After a week, most business owners save a few hours of writing every week, time they can spend on customers and products instead.

Written in October 2026. ChatGPT's layout and plans may change. If you can't find a button exactly as described, look for a similar icon or simply ask ChatGPT: "How do I ... in the ChatGPT app?"