The Trilhos dos Abutres Organization has put together some questions that have most often come to us via email and / or social networks, and provided answers so that you can consult and clarify questions about pre-registrations, entries, national championship, among others.   ❓WHERE DO I MAKE MY PRE-REGISTRATION / REGISTRATION? 👉   ❓WHAT DO I DO IF I DIDN'T RECEIVE THE PRE-REGISTRATION / REGISTRATION PROOF? 👉 You must re-enter the registration platform and confirm that you are already subscribed.   ❓I WANT TO PARTICIPATE IN THE NATIONAL TRAIL CHAMPIONSHIP ULTRA 2020 WHAT SHOULD I DO? 👉 You must