Curt, an patent attorney, told me that we can take pictures and sell them without informed consents in marathons. Because these are public pictures, the informed consent is not needed. However, he says we need to check local laws before we start the business.
Bhushit, are you sure that no one has done our Marathon Picuture project before? I talked to my friend who has been a marathon runner for 20 years. He said our Marathon picture project is not new and unique, but many companies are doing the same things right now. ( See the New York Marathon Ads: https://www.marathonfoto.com/Landing/27042014F2/tcs-new-york-city-marathon-2014 )
When and where do you want to discuss this tonight? The due date is coming soon, there are many things to