Yes! Sporting events do allow participants to build relationships with potential clients in a unique setting. Businesses can also use it to help spread brand awareness while promoting a healthy lifestyle. How great is that?
Having some sort of transportation available for the photographer will allow the photographer to keep up with the participants throughout the event. The organiser should also allocate some time for scouting before the event. The time set aside for this will help identify potential problems while providing some buffer to discover solutions.