http://www.watchtower.org/e/200703/article_02.htm
"In recent years, technology has sparked a revolution that has had a profound effect on youths. For example, in many lands the cell phone and the computer have become a lifeline of the adolescent social world. Social networking sites have opened up a whole new world of possibilities. “You can be relatively friendless in real life and then suddenly have hundreds of friends online,” says a 19-year-old girl in Australia."
http://www.watchtower.org/e/200810/article_02.htm
“A social networking site is like an online party,” says a girl named Joanna. “Some very scary people can show up.” The personal information posted on social networks can be exploited by unscrupulous youths and adults. Thus, Internet safety expert Parry Aftab calls such sites “one stop shopping for sexual predators.”