What is a primary factor contributing to the effectiveness of RADAR in enforcement?

The effectiveness of RADAR in enforcement is significantly attributed to its ability to provide accurate speed measurements. This accuracy is crucial because it not only ensures that law enforcement can reliably identify vehicles exceeding speed limits, but it also provides a solid basis for issuing citations. Accurate speed measurement helps establish the credibility of the enforcement effort, as it relies on precise data to substantiate claims of speeding. Additionally, it is essential for upholding legal standards in the prosecution of traffic violations. When speed readings are precise and verifiable, they enhance the legitimacy of enforcement actions and support law enforcement's role in promoting road safety.

While other factors, like cost efficiency, public acceptance, and ease of use, contribute to the overall functioning of RADAR systems, they do not directly impact the primary purpose of RADAR technology in enforcement, which is to measure speed accurately.