Advantages and disadvantages of guided and self-guided interpretation of tourism?

Self-guided interpretation is the scenic area with bulletin boards, signs for tourists to explain. The advantage is that the system is comprehensive and accurate, and the quality of the explanation is better. Low cost in the long run. The disadvantage is that the interactivity is poor, some scenic spots signage confusion also cause trouble for tourists.

The guide type explanation is the guide for the tourists to explain. Advantages are instant feedback communication, personalized service, high acceptance of tourists. The disadvantage is that the guide's knowledge level is not wide when the tourists may pass the wrong information, the cost is relatively high.