Dating agency services; Dating services; Dating services provided via introduction and relationships; Dating services, namely, providing an on-line computer database featuring single people interested in meeting other single people; Computer dating services; Internet dating services; Internet based social networking, introduction, and dating services; Internet-based dating and social introduction services; Internet-based dating services; Internet-based dating, matchmaking and personal introduction services; Internet-based dating, social introduction and social networking services; Internet-based social introduction and dating services; Marriage partner introduction or dating services; On-line identity reliability investigation in the field of on-line dating and claims made about age, gender; Online dating club services; Providing a website featuring information regarding dating; Providing information relating to marriage partner introduction or dating services; Providing information relating to marriage partner introduction or dating services via a website; Provision of information relating to marriage partner introduction or dating services; Video dating services; Web site services featuring on-line dating club