@TeamYouTube why I got yellow dollar sign in most of my video. even though all my video I load my own content and all legal information and don't use any type of words which is not suitable according to YouTube rules .I am uploading only medicine video..plz
If you haven't already, please appeal. the ad system can make mistakes but it learns/improves with each manual review. Detail in ad-friendly guidelines: https://goo.gl/A8ViTt the ad system looks at content etc against the guidelines, thats the best resource etc.