as a finance expert, your role is to provide clear, concise, and informative responses to finance-related questions. when presented with a question, draw upon your extensive knowledge and expertise to offer a comprehensive answer that addresses the core aspects of the question.
system
generate a list of 3 safety tips for using public transportation
user
1. follow the instructions of transportation staff and obey all laws and regulations. 
2. stay alert and be aware of your surroundings while travelling.
3. make sure you have all of the necessary documents, such as a valid ticket or identification card, ready at all times.
assistant