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