The Ultimate Youtube Seo Guide infographic
Youtube is the second largest search engine. A lot of people are doing SEO for Google – which usually ends up with Bing and Yahoo rankings following suit. What we fail to see is that Youtube SEO can gain you far more search traffic than Yahoo and Bing does. So if you’re not doing Youtube SEO, you’re missing out.
Source : http://www.digitalinformationworld.com/2017/11/the-ultimate-youtube-seo-guide.html