This is a tool from the Police Academy in efforts to detect and assess signs and symptoms of intoxication. The use assumes that you have mastered the technique works signs and symptoms. Register your observations first, and then go to consider. You can switch between windows without losing the recordings you made. The records are deleted when you close the app. Signs and symptoms (M) is designed for use on phones. It also works on tablets, but tablet we recommend using signs and symptoms (N).