What principle does control upon touch primarily rely on during arrest scenarios?

Control upon touch in arrest scenarios primarily relies on immediate physical response. This concept emphasizes the importance of a law enforcement officer's quick and decisive actions when making contact with a subject. When an officer uses physical techniques, it is important to have an immediate response to effectively manage the situation and achieve control over the subject. This response not only facilitates compliance but also helps to prevent escalation of the incident.

In high-stress situations that could become volatile, the ability to respond instantly and appropriately to a subject's movements or behaviors is crucial for the safety of both the officer and the subject being detained. Immediate physical response encompasses techniques that integrate body mechanics, pressure point control tactics, and other methods that help manage behavior and ensure the officer can maintain control over the situation. This principle is foundational to effective law enforcement practices in volatile environments.