To sign up for an event, you can visit the Joe Hand Promotions web portal at THIS LINK, or call the support line at 1-800-557-4263, which is available Monday through Friday, 9:30am-5:30pm ET and on Saturdays with PPV events (timing varies depending on event).
If you have purchased access to an event and are unable to access, you can call the phone number above or contact SALES@JOEHANDPROMOTIONS.COM for support.