You do not have to know everything that is going on. However, you do need to respond to complaints. The legal clock starts upon notification. Courts are trying to apply old laws to new technology, however new laws are being passed especially for technology. Most laws are written by non-technical people who view the Internet differently.
Technology changes much faster than laws.
Each school will have to deal with the issues as they pertain to federal laws, their own state laws, and the feelings of their local community. Recommend forming a committee for effective policy creation. Should understand the law and technology. Should be done in advance and in a non-crisis mode. The policy should be widely disseminated and followed consistently.