1)My favourite social networks are Vkontakte, Twitter.
2)There are a lot of important informations for me in the Vk & Twitter, and there fun. This is what attracts me.
3)When I'm bored, this networks help me with advices, jokes, friends whom I chat everyday.
4)based on common interests . If this person likes what I needed, I quickly find with them the language.
5) I think I use "Music" (in Vk) more than other functions, because I like to listen to music.Life become brighter with music. Of course, there isn't this function in Twitter)