Social media feeds can provide a real time understanding of the current scenario. Even in high school context, social media can play an important part. Terror strike at school to suicide, trauma, we can surely defend them if we have subsequent update of malicious activity near school premises. Collecting students' online data isn't the only option. School boards in Canada employ a number of methods to tackle the issue of safety in schools. A safety monitor is essentially a trusted person students can come to if they have a problem. But poking nose into student’s wall or social platform is a choice of ethical issues. To read, follow: http://www.cbc.ca/news/canada/canadian-school-safety-social-media-monitoring-1.3479718