"When you know better you do better." Maya Angelou
The best way to facilitate change is to educate and facilitate conversation. The internet is becoming part of the educational process at younger and younger grades. As kids transition into technology - teaching them how to share information should be a major part of learning these skills.
Pinterest has been a hot topic lately. If you want to know why - here are several great articles to help you make up your mind about using their service.
Please note that nothing on this site should be construed as legal advice. If you have a question or situation that has legal implications, it is always a good idea to contact a lawyer, local to your situation, directly.