text: All though policy 2 isn't such a good idea but it will teach the students to not text during school. School is to learn not to socialize only on their personal time they can. students become less smarter because they are distracted by using their cell phone to talk during school and that's how they never learn. students need to learn that there is more to life then just texting and talking on their cell phones.Thesis, using this technology to read students emotional expressions in a classrooom is valuable because, it can help students to stay a wake,work hard and change their bad behavior in classroom.