Happy tourists. If the people quickly receive the answer to their question - "What's there to do around here?" they will have more time to enjoy their holiday.
Online booking of activities. Integration with activity booking services allows for booking on the spot.
Time sensitive special offers. Quickly inform the tourists of special offers when they become available.
Feedback. Questionnaires will help increase the quality of the provided services.
Security. In case of emergencies, you can quickly inform everyone.