In case you have WHMCS license issued by GlowHost or any other WHMCS reseller, you need to know the "magic" link to get support from WHMCS directly.
All you need to do is to click on "submit a ticket" button at this page.
Please make sure to fill out the required information including license key and WHMCS URL and you will get all needed help from WHMCS support directly.
That's all. If you need any help from GlowHost, you can always submit a new ticket with us here.