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.

Due to the level of competition between free dating sites, as well as the overall drop in traffic to and revenue for dating sites generally, This represents a break from traditional externally sourced ads and is just one of the ways that the revenue models of free dating sites are evolving.

Some sites such as Ok Cupid.com, and are free and offer additional paid services in a freemium revenue model.

Some sites are broad-based, with members coming from a variety of backgrounds looking for different types of relationships.

Such sites earn revenue from a mix of advertising and sale of additional options.

Online daters may have more liberal social attitudes compared to the general population in the United States.

Apart from the popular social networks, there are social websites meant just for meeting and talking to someone new.

3 popular and effective websites are: Plenty of Fish, Ok Cupid, and (where you can meet someone that has a similar taste in music as you).At the end of November 2004, there were 844 lifestyle and dating sites, a 38% increase since the start of the year, according to Hitwise Inc. By 2007, many prominent studies show that Baby Boomer interest in online dating have soared.However, market share was increasingly growing by several large commercial services, including Personals. Some online dating websites provide webcam chats between members.Most sites allow members to upload photos or videos of themselves and browse the photos and videos of others.Sites may offer additional services, such as webcasts, online chat, telephone chat (VOIP), and message boards.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.