3si is a school management software with user friendly apps for parents and enhanced features for easy functioning of day to day school operations enables parents - teachers interactions and bringing one stop communication. The 3SI(Student Safety & Security Innovation) product is more than you expect. Parental involvement helps foster and improve academic performance. Parents Involved help to successful students, but in an increasingly New media age with increasingly busy parents, there is a demand for highly accessible ways for parents to connect with teachers and vice versa.