A. [1.] You need to make sure that the new domain you are adding to the host is pointing to the nameservers provided in the Web hosting activation email sent to you when the web hosting service was activated. Then you can apply the Nameservers to your new domain Using the Step by Step Guide on our Knowledge Base link: https://my.registeram.com/index.php?/knowledgebase/article/3/how-do-i-change-my-domain-nameservers-/
[2.] Login to your hosting control panel(Cpanel), and Click "Domains" under the "Domains" section.
Click the "Create A New Domain" button.
Enter the domain name to add in the "Domain" text box.
Deselect the "Share document root (/home/username/public_html) with “domain.tld”." option.
Enter the directory where you want the files for this domain to exist.
Click the "Submit" button.
Note: that you can also call our customers support on phone for step by step guide.