How do I register my younger children? Tiffany Connolly March 22, 2019 22:06 Updated Contact Member Services at firstname.lastname@example.org to add a family member to the property who is age six or younger. Children do not count against the four-member card limit until they turn seven. Visit the website for more information. Related articles How do I get a member card and member status? Comments 0 comments Please sign in to leave a comment.