banned unfairly

ı got banned from forza7 on xboxone.İ dont know why i play forza series from forza 2. İm racing clean on multiplayer. İ know how to race but they banned me. i think some kids report me just for fun. i never get banned from any games.its make me very sad.i really love forza. i send forzafb@microsoft.com to mail with my best english i dont know. There is any way to unban my account?