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Digital Growth Blog | AI Marketing Vancouver BC

How to Prompt ChatGPT for Marketing Without Getting Generic Content

Most weak AI content begins with a weak brief. “Write me an Instagram post” gives the model almost nothing to work with, so the output usually sounds like something any business could publish. The problem is not always the model. It is the missing context.

OpenAI’s own prompting guidance emphasizes being clear and specific, providing context and iterating when the first result is not right. For marketing, the easiest way to make that practical is to treat a prompt like a creative brief.

Use the Dumroo BRIEF framework

A weak prompt versus a useful prompt

Weak

Write me a Facebook ad for my dental clinic.

Useful

We are a family dental clinic in Burnaby. Our objective is to generate new-patient bookings for adults who have postponed dental care because they are anxious about pain or judgment. Use a calm, reassuring tone. Do not use exaggerated claims. Write three Meta ad concepts, each with a different hook, primary text under 90 words and a clear booking CTA. Base the copy only on these facts: [insert clinic facts, offer, proof and constraints].

The second prompt gives the model a business objective, audience, evidence, constraints and format. That does not guarantee a perfect ad, but it gives you something worth refining.

Do not accept the first answer

One of the biggest differences between casual and effective AI use is iteration. Ask the model what is weak about its own draft. Ask for three alternative hooks. Ask it to remove clichés. Ask it to make the language sound like a real conversation. Give it examples of your strongest past content and ask it to identify the patterns before writing something new.

Give AI evidence, not just adjectives

“Make it premium” is vague. “Our average project is $12,000, clients choose us because the owner is on-site, and we provide a written scope before work begins” gives the model material it can actually use. Real details create distinctive content.

Use AI to challenge the idea, not just execute it

A useful prompt can ask the model to critique the marketing angle before writing. For example: “Give me three reasons this offer may not convert, then suggest a stronger positioning angle.” That turns AI into a thinking partner instead of a sentence generator.

Protect brand voice

  • Give the model two or three examples of content that genuinely sounds like you.
  • Describe what to avoid, such as hype, corporate jargon, emojis, exaggerated promises or long introductions.
  • Ask for spoken language if the output will be a reel or voice-over.
  • Use a final human pass to remove anything you would never say to a real customer.

Verify facts before publishing

AI can be useful for structure and drafting, but factual claims, statistics, legal statements, medical information, pricing and current product features should be verified before publication. If the article depends on a current source, link to that source.

The bottom line

The goal is not to become a “prompt engineer.” It is to communicate the business problem clearly. If you can brief a strong strategist, copywriter or media buyer, you can usually brief an AI system much better too.

If your team is using ChatGPT but the output still feels generic, Dumroo Media can build reusable content briefs, prompt templates and production workflows around your actual brand and customer journey.

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