AI foundations for small business.

If you run or manage a New Zealand business of up to about 20 people and have barely touched an AI chat assistant, start here. In 25 minutes you will sort your own weekly tasks into ones AI can help with and ones it should not touch, then test it on one real piece of work. You need a free account with ChatGPT, Claude, Microsoft Copilot or Google Gemini.

What an AI chat assistant actually does

An AI chat assistant runs on a large language model: software trained on a huge amount of text to predict which words come next. It writes text that sounds right, and sounding right is not the same as being right. Three consequences follow:

• It is strongest when you supply the material. Paste in notes, an email or a price list and ask it to rewrite, sort or summarise.
• It is weakest when it has to recall facts. Ask for a rule, price or date and it may answer from old or overseas training data. Web search helps but does not remove errors.
• It knows nothing about your business unless you tell it. It will not know a barista asked for Monday off unless you say so.

This is where most New Zealand small businesses are stuck. Research commissioned by MBIE from TRA surveyed about 500 SMEs with up to 19 staff in April 2025: 94% were aware of at least one AI tool, yet about a third had not used any AI tool in their business, and 4 in 10 were unsure how AI could improve it (MBIE, TRA report). Awareness is not the gap. Knowing where it fits is.

Which small business tasks suit AI

Sort tasks by how much the assistant has to know versus how much you give it. The examples are from a café; the pattern holds for a trade, a shop or a practice.

A simple rule for picking first tasks: if you can check the output in under two minutes, and a mistake would be caught before it reaches a customer or staff member, it is a good candidate.

Exercise: test AI on your own tasks

1. List last week’s writing and admin tasks. Use your calendar and sent emails. Write down anything that involved writing, reading or sorting information. Aim for eight to ten items.
2. Mark each one Good, Care or No. Use the table above. Circle one Good task to test today.
3. Remove personal details. Replace staff and customer names with roles (Barista 1, Customer A) and delete phone numbers, addresses and anything about health or pay. Free and personal plans may use your chats to improve the provider’s models unless you change the setting.
4. Run the prompt. Paste your material and say who the output is for, what you need, and any rules on length and tone. Copy the pattern in the worked example below.
5. Check it line by line. Compare every date, time and number with your notes. Mark anything invented, missing or off in tone, and count your edits.
6. Decide and record. Would you send it after your edits, and was it faster than writing from scratch? Write both answers down; the lesson on calculating time saved by AI shows how to measure this properly.

Worked example: a Wellington café’s Labour Day notice

Illustrative example: the owner of a nine-person café in Te Aro wants a staff notice about reduced hours on Labour Day, Monday 26 October 2026. She types her notes into a free AI account, with roles instead of names.

You are helping the owner of a small café in Wellington write a staff notice.

Who it is for: 9 café staff, full-time and part-time, reading it in our staff group chat.
What I need: a short, friendly notice about our Labour Day hours.

My notes:
- Labour Day is Monday 26 October
- open 8am to 2pm instead of 7am to 3pm
- kitchen closes 1.15pm
- on the roster: Barista 1, Barista 2, Kitchen 1, FOH 1. Everyone else is off
- anyone who wants to swap must tell me by Wednesday 21 October
- deep clean of the coffee machine after close, Barista 1 leads

Rules: under 120 words. Plain New Zealand English. No emoji.
Do not mention pay rates or public holiday entitlements. I will add those myself.
End by asking people to reply "got it" once they have read it.

Example output (illustrative and abridged; your wording will differ):

Labour Day hours: Monday 26 October

Kia ora team, here is the plan for Labour Day.
We're open 8am to 2pm, not our usual 7 to 3. The kitchen closes at 1.15pm.
Rostered on: Barista 1, Barista 2, Kitchen 1 and FOH 1. Everyone else has the day off.
Want to swap? Tell me by Wednesday 21 October.
After close, Barista 1 will lead a deep clean of the coffee machine.
Please reply "got it" once you've read this.

What to check before sending: the dates and weekdays match your notes, nothing was added that you did not say (assistants often slip in a line about pay or penalty rates, which is exactly why the prompt rules it out), and you swap the real names back in inside your chat app, not inside the AI tool.

Where AI goes wrong for small businesses

• Confident errors. The Office of the Privacy Commissioner warns that generative AI tools “often produce very confident errors of fact or logic” (OPC). Check facts yourself; the lesson on checking AI answers against sources shows how.
• Overseas answers to New Zealand questions. Ask about employment or tax rules and you may get an Australian or American answer stated as fact. Use Employment New Zealand, Inland Revenue or your adviser for rules.
• Privacy slips. The Privacy Act 2020 applies to personal information you put into AI tools. The joint guide from NCSC and Australian partners lists data leaks and privacy breaches as the first risk for small businesses (NCSC). Our lesson on protecting customer information when using AI covers the practical steps.
• Polish without accuracy. A well-formatted draft is easy to send unread. Read the polished ones most carefully.

Which tool to start with

Any of the four large assistants is fine here; start where your work already lives. On Microsoft 365, Microsoft says you can try Copilot Chat by signing in with your work account (Microsoft). Google Workspace Business plans include Gemini in Gmail and a Gemini chat app, as listed on 19 October 2026 (Google). Our guides to ChatGPT, Claude, Microsoft Copilot and Gemini cover plans and data settings, and the AI readiness checklist helps you judge readiness for wider use.

Check your understanding

• I can explain why an AI assistant can be fluent and wrong at the same time.
• I have a list of at least eight recurring tasks marked Good, Care or No.
• I ran one real task through an AI assistant with personal details removed.
• I checked every date, time and number in the output against my own notes.
• I know which of my tasks should never go into an AI tool.
• I recorded whether the result saved time compared with writing it myself.

Next lesson: Choosing your first AI workflow turns your list of Good tasks into one workflow worth improving properly. If you would rather run these exercises with your whole team on your own documents, see AI training for business teams.

Written by the Levy Street team in Wellington. Last updated 19 October 2026.