Social networks are websites that offer a network of interactions with personal profiles.
These networks are a form of social communication, with different topics: finding friends, hobbies, videos, photos, mensenger, contributing and sharing knowledge on a particular topic.
With Social Networks discover new things just browsing.
This phenomenon Social Networking has been reflected in financial investments.
Microsoft acquired this year by 1.6% of FaceBook for $ 240 million, placed with a market value of 15,000 million dollars.
Such networks are succeeding among politicians, designers, models, etc..
In MySpace you can see Russian Red or even the character Buenafuente born and launched to fame on the Internet and from this site chosen to represent Spain in Eurovision 2008.
And on the Facebook network leader José Luis Rodríguez Zapatero (PSOE) and Mariano Rajoy (PP)
Social networks that received more than 500 million visits a year.