You will have to click 3 buttons to do it, from a showcase, Premium Access is irrelevant.
1. Click on the name/handle, that will bring up her profile
2. Then click on "User Lists" option, underneath the handle (or ignore user, if you are so inclined)
3. Select "Add to Contacts"
Same procedure from an ad/post, click name and select "View Public Profile"
You can then access all of your Contacts in your "User CP", link located over to the left of most pages on the site, or here is direct link
http://www.eccie.net/usercp.php?