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
formulate a set of rules for participating in a charity marathon.
user
- all participants must register in advance. 
- all participants must be at least 18 years of age. 
- participants must wear a protective helmet while running. 
- all participants must wear an identification tag. 
- all participants must bring their own portable water bottle and electrolyte drink. 
- all participants must adhere to the local race regulations. 
- all participants must follow the directions given by the race organizers.
assistant