When setting up a web hosting business, your is the face of your brand. While "nulled" (pirated) themes may seem like a shortcut to a premium look, they carry severe risks that can compromise your entire server. Popular WHMCS Themes & Templates
WHMCS blacklisted his license key when they detected the modified, nulled files on his domain.
Below is a comprehensive guide on why speed and design matter for WHMCS, and why avoiding nulled themes is the best move for your brand. The Importance of a Fast Hosting WHMCS Template