Well, for starters you should go here:http://www.time.com/time/business/article/0,8599,1895740,00.html
Aside from that how many 18 yo’s keep all of their friends and acquaitances. Betrayals come only from those that have been trusted before. Dumped boy friends? On the internet you can be anyone you want to be. Are all of her web buddies people she knows in person?
All those cute personal details, cat’s names, high school, BFF,etc become data for phishing expediations to help gain access to financial accounts. Think about the security question on your bank, CC accounts.
Even worse are the predaors that use that information to get close to a target and she’ll never see it coming.
The global spread of the internet includes the ugliest places on the planet as wel las the ones comfortable to her.
Ask her if she would drive through the worst parts of your/her town at midnight with a spotlight on herself. she might get through but the license plate number is there for everyone to see.
Good analogy