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ChatGPT at Work: Prompts That Work and Mistakes to Avoid

ChatGPT can turn a blank page into a solid first draft in seconds. It can also invent a fact with total confidence. The difference between the two outcomes is mostly how you ask — and what you do with the answer.

Artificial Intelligence6 min readOctober 27, 2026By SYC Engineering Team
ChatGPT at Work: Prompts That Work and Mistakes to Avoid

Key takeaways

  • ChatGPT, made by OpenAI, is excellent for drafting, rewriting, summarising, brainstorming and explaining.
  • Good prompts give context, a role, an example and the format you want.
  • It can be confidently wrong or out of date — check facts, figures and anything legal.
  • Keep confidential data out of personal accounts; for company use, choose a business plan and check its data policy.

What ChatGPT is

ChatGPT is an AI assistant built by OpenAI. It runs on large language models that generate text by predicting likely, useful responses based on patterns learned from huge amounts of data. You can use it in a browser or through desktop and mobile apps, and developers can reach the same models through OpenAI’s API. Depending on the plan, it can also read uploaded files, analyse spreadsheets, search the web and create images.

What it is good at

  • First drafts — emails, announcements, product descriptions, job adverts, meeting agendas.
  • Rewriting — shorter, more formal, friendlier, or translated into another language.
  • Summarising — long email threads, reports and meeting notes into a few clear points.
  • Brainstorming — campaign ideas, names, questions for an interview, objections a client might raise.
  • Explaining — a technical term, an Excel formula, or a piece of code in plain language.

Prompts that work

Vague questions get vague answers. Treat ChatGPT like a capable new colleague who knows nothing about your company, and include four things:

  1. Context — who you are, who the audience is and what the goal is.
  2. A role — “act as an experienced customer service manager” or “as a careful financial analyst”.
  3. An example — a past email you liked or a sample of the output you want.
  4. The format — length, tone, bullet points, a table, English or Arabic.

Compare a weak prompt with a strong one:

Weak: “Write a reply to an angry customer.”
Strong: “You are the customer service lead at an electronics shop in Beirut. A customer’s laptop repair is three days late and they are upset. Write a short, polite WhatsApp reply that apologises, gives a new date of Thursday, and offers a free cleaning. Warm but professional, under 80 words.”

Then iterate: ask it to make the reply shorter, change the tone or give three alternatives. The first answer is a starting point, not the final product.

Ask it to ask youFor bigger tasks, end your prompt with “Before you start, ask me any questions you need answered.” It will often spot missing information you had not thought to give.

Where to be careful

  • Hallucinations — it can produce wrong facts, fake references or invented figures, stated with full confidence. Verify anything that matters.
  • Outdated information — the underlying models are trained up to a certain date. Unless it is searching the web, recent prices, laws or events may be missing or wrong.
  • Confidential data — don’t paste passwords, customer lists, salaries or contracts into a personal account. Anonymise what you can.
  • Copyright and originality — don’t ask it to reproduce other people’s work, and review generated text and images before publishing them as your own.
  • Judgement calls — legal, medical, financial and HR decisions need a qualified person, not a chatbot.
Good tasks to hand overTasks to double-check
First drafts of emails and postsPrices, dates and figures in any draft
Rewriting for tone or lengthLegal wording and contract terms
Summarising long threads and notesSummaries used for decisions — check against the source
Brainstorming ideas and optionsFacts, statistics and references it cites
Explaining formulas and codeCode before it runs on live systems
Translating everyday textTranslations for contracts or public announcements
AI-written phishing is realThe same tools that help you write help attackers write convincing scam emails in perfect English and Arabic. Keep your team trained on phishing and MFA.

Free vs business plans

The free version is fine for trying things out with non-sensitive material. Paid personal plans generally give access to more capable models and higher usage limits. Business and enterprise plans typically add admin controls, central billing, single sign-on and stronger data commitments — including, on many business plans, not using your conversations to train models by default. Plans and their terms change, so check the plan’s data policy on openai.com before you put company information into it.

One assistant among several

ChatGPT is not the only option. Claude, Gemini and Microsoft Copilot are all capable assistants, and each has strengths — one may write better in your style, another may fit neatly into the email and documents you already use. The right choice depends on the task. The best test is simple: try two or three on your own real work for a week and compare. Our guide to Claude for business is a useful starting point for comparison.

The bottom line

ChatGPT is a genuine productivity tool when you give it clear context, treat its answers as drafts and keep sensitive data out of unmanaged accounts. A short internal policy and a business plan turn casual use into safe, consistent use across the team.

If you want help choosing tools, setting an AI policy or training your staff to use AI safely, talk to our team.

SYC Engineering TeamNetwork, security and systems engineers in Beirut, helping businesses in Lebanon and Africa run reliable, secure IT since 2015.
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