When to use this prompt
When launching a webinar campaign to industry professionals.
When you need a polished, persuasive email that highlights learning outcomes.
When promoting a webinar with expert speakers or special content.
When targeting a niche audience and needing a professional tone.
The prompt
Write a formal invitation email for an upcoming webinar on [WEBINAR_TOPIC] geared towards [TARGET_AUDIENCE], clearly outlining the benefits of attending and the learning outcomes. The webinar will take place on [WEBINAR_DATE]. Include information about the keynote speaker(s) [SPEAKER_NAME]. Make the email professional yet engaging, include a strong call-to-action to register at [REGISTRATION_LINK], and highlight any special features or unique content. Ensure the email is concise, persuasive, and tailored to professionals in the field.
Variables to replace:
Real-life example of how to use this prompt
To start, let's assume I'm a senior marketer at HubSpot. The prompt in the context of Hubspot would look like:
As you can see, I’ve repositioned the core prompt to emphasize all variables clearly while defining the intended outcome and purpose of the webinar invitation email.

Example output from ChatGPT for this prompt
And here's the output:
Subject: Unlock the Future of Manufacturing with Predictive Maintenance – Join Our Webinar
Dear [First Name],
We are excited to invite you to an exclusive webinar on Predictive Maintenance tailored specifically for manufacturing engineers and plant managers. Join us on December 5th, 2025, to discover how cutting-edge AI solutions can optimize equipment performance, reduce downtime, and drive operational efficiency in your plant.
Why Attend?
Learn actionable strategies to predict and prevent equipment failures before they impact production.
Gain insights into real-world case studies demonstrating measurable cost savings.
Explore the latest AI-driven tools and technologies transforming predictive maintenance.
Keynote Speaker:
Nicholas Holland, SVP & Head of AI at HubSpot, will share his expertise on leveraging AI to enhance operational reliability, reduce maintenance costs, and enable smarter decision-making in manufacturing environments.
What Makes This Webinar Unique:
Interactive Q&A session with Nicholas Holland.
Step-by-step guidance on implementing predictive maintenance strategies.
Practical tips for integrating AI into existing manufacturing workflows.
Don’t miss this opportunity to stay ahead in your field and unlock new efficiencies in your operations.
Reserve your spot now: Register Here
We look forward to seeing you there.
Best regards,
[Your Name]
[Your Title]
HubSpot
Or to be more specific:

Pro tips
Always customize the speaker and topic to make the email feel tailored.
Keep the email concise—2–3 short paragraphs usually work best.
Use a clear and visible call-to-action button or link for registration.
Highlight tangible benefits attendees will gain to increase sign-ups.
Related prompts

ChatGPT Prompt for Drafting Re-Engagement Emails
This prompt lets ChatGPT act like a professional marketer creating polite, persuasive emails to re-engage lapsed leads.

ChatGPT Prompt for Writing Sales Meeting Thank-You Emails
This prompt lets ChatGPT act like a professional salesperson crafting concise, professional follow-up emails after meetings.

ChatGPT Prompt for Industrial Networking Newsletter Sections
This prompt lets ChatGPT act like a formal technical writer who produces polished newsletter sections on industrial networking trends and concise company updates.
