Lots of people of words “social network” was developed in 1954 also it was lacking anything common with the online world.

The individual that invented the idea of was James Barnes: “social network” can be a social structure, like individuals or groups tied with the same style of activity, common interests, friendship or relationships. Therefore it is a cute structure of familiar people, divided by different groups, where each individual will make a list of classmates, colleagues or friends around him.

Yearly this scientific concept progressed and also lots of popularity. The earliest growth was seen in North America and Eastern Europe. Throughout the society development process we came to ages of information and communication, where online community received a lots of popularity.

The main computer myspace or facebook appeared in 1971 also it was adopted by military in ARPA Net network.

1988 was obviously a year of IRC (Internet Relay Chat), which gave the chance to talk online.

The most important event was a broadband appearance, which Tim Berners-Lee revealed in 1991.

There’s a network named slassmates.com launched in 1995. It was actually very fashionable but it became a year of the start social network development process on the net. However classmates.com is
just about the most popular support systems with almost 50 million users.

In 2004 facebook.com appeared and have become very fashionable all over the world right now. The thought of this network was obviously a quite different but it created a revolution in the social networks world. It includes over 700 million users now.

In 2008 discount service named Groupon appeared which is not a true myspace or facebook yet it uses principles much like support systems and it invites individuals join Groupon community.
Classification
There are a number different different types of social networking sites now, so let’s check out some.

By type:

Clasmates.com (personal communication)
Linkedln ( business communication)
YouTube (video)
Last.fm (audio)
Flickr( pictures)
Groupon (shopping)
Reddit (news)
Forsquare (geolocation)
Tumblr (blogging)
Answers.com (answers and questions)
Delicious (bookmarks)
Second Life (virtual worlds)
Slashdot (thematic)
By availability:

Facebook (open)
PlayboyU (private)
VK (mixed)
By region:

Hi5 (worldwide)
Qzone (country)
InterNations (worldwide)
The earliest classification is one among the intriguing, notable and it has a lots of different contents many different people groups and different aims. So people time to locate a niche as well as to find most of the existing subjects. The most famous networks continue growing.

The actual 2nd classification type shows availability. You’ll find three unique variations of current classification: open, private and mixed. Every network appeared for a purpose and several on the networks are not printed. What because of the business structure these networks are closed. But biggest element of networks continues to be public and can be used by anybody from your social group. That isn’t liked by many individuals due to the information publicity. Mixed type social support systems are certainly not so popular like public networks, because users just really do not cross any barriers they usually choose to refrain from such networks.

And now we can see a lot of different kind of networks which are tied to a city, region or even corporation and political organization. That means that regardless of who you are and where you are you can always become a part of any type virtual community. oncHr23*2