What element is crucial in managing visitor behavior during visits?

Establishing a code of conduct for visitors is crucial in managing visitor behavior because it sets clear expectations and guidelines on how visitors should act within the correctional facility. This code serves as a foundation for acceptable behavior, promoting a safe and respectful environment for both visitors and inmates. By having a defined set of rules, staff can better monitor and regulate interactions, provide clear consequences for inappropriate behavior, and ensure that everyone understands the facility's standards.

While limiting visitor interaction, requiring formal dress codes, and conducting checks for personal belongings are all elements that can contribute to facility security and decorum, they do not directly address behavior management as effectively as a code of conduct. The other options can enhance the overall visitation process, but having an established code creates a framework for behavior that is essential to maintaining order and respect during visits.