Dating directory providing links to personals and dating service, online singles, matchmakers, romance, relationship, speed dating, online dating destinations, agencies, penpals, foreign brides, and more. Dating directory and information resource for singles, dating services, matchmaking services, interracialand, love for free, ethnic, alternative, regional, religious, and international service.Also, this model generally allows users to switch between free and paying status at will and without having to do anything, simply providing advanced features for a set period of time whenever the according payment is received.

A German documentary analyzed the market and uncovered multiple problems of online dating sites.

Amongst them are "romance-scamming" (persons registering on the sites to get money from people falling in virtual love with them), using controllers or animators registered with multiple fake accounts, using unexpected and sometimes unlawful conditions in the terms and conditions leading to longer contracts a client intended to sign.

The highest scoring dating service was Facebook, which uses the personal homepage genre, the message board genre, the weblog and directory genre, as well as utilizing the Circle of Friends.

The second highest scoring, Second Life utilizes virtual worlds, message boards, chat groups and profile pages to allow people to contact in a three-dimensional environment.

As online dating's population becomes larger, sites with specific demographics are becoming more popular as a way to narrow the pool of potential matches.

The 20 most popular dating sites in 2006 as ranked by Hitwise include j (for Jewish singles), Christian Mingle.com, Christian Cafe.com, Man (same sex introductions), Love From India.ini, Black Christian People Meet.com, (for Latino singles), Asian People Meet.com, and (for Indian singles).

Research about social networking reveals that the online dating services driven by subscriptions offer the least amount of social networking opportunities.

The dating services modeled on the free-at-the-point-of-use model scored much higher as many of them utilized the Circle of Friends social networking method and a wider number of online community genres.

Online dating or Internet dating is a personal introductory system where individuals can find and contact each other over the Internet to arrange a date, usually with the objective of developing a personal, romantic, or sexual relationship.