-Identifying visitor impact problems by comparing standards for acceptable conditions with key indicators of impact at designated times and locations.
-Basing management decisions, to reduce impacts or maintain acceptable conditions, on knowledge of the probable sources of, and interrelationships between unacceptable impacts.
-Addressing visitor impacts using a wide range of alternative management techniques.
-Formulating visitor management objectives, which incorporate a range of acceptable impact levels, to accommodate the diversity of environments and experience opportunities present within any natural setting (Graefe et al., 1990).