Youtube SEO – What influences your video's ranking – NOTE

Community/social & linking factors weigh heavily in determining ranking on many video search engines. This includes Ratings, Favorites, Playlists, Comments, Honors, Views, Embedding, Response Videos, and Linking. “Click on a competitors video watch page “Statistics & Data” tab and analyze the factors contributing to the video ranking success, then work to meet or beat them!”.

http://www.reelseo.com/youtube-seo-tips/