Do you choose to take language-exchange if you will learn a new language?

Have you heard "language exchange"? Have you ever had language exchage experience of now is sharing language exchange with a foreigner faraway? How do you think about of this idea? Do you think...

Have you made good friends through the social networks?

u know, mylot.com is a great community website, and there are so many other website similar like mylot. I want to know, if you have made good friends from mylot.com or any other social networks?...