Create Mailgun member for new WHMCS ticket
One way to do this is to set up this WHMCS - Mailgun integration. It will automatically create a Mailgun member for new WHMCS tickets created. This way, you can ensure that each customer who contacts you will receive a prompt and professional response.
Additionally, it can help to build relationships with your customers and create loyalty. So if you're looking for ways to improve your customer service, setting up Mailgun members for every WHMCS ticket is a great place to start.