There are endless video distribution platform for video marketing, but YouTube is the second largest search engine and also a dynamic marketing tool that absolutely helps to increase viewership, and subscribers to your videos or YouTube channel. Video annotations on YouTube enable the users to direct traffic, give general information, and navigate to a specific part of your website.
Now, Agriya, a pioneer company based in Chennai, had faced many challenges in promoting brand value and eventually found an ultimate solution- adding clickable links into the YouTube Videos. This technique has helped us to stand apart from our competitors so we would like to share this useful concept with you. We provide detailed information about adding external links in YouTube video annotations and to optimize your videos. The following steps help you to add links to your website in YouTube.
Source : http://blogs.agriya.com/2014/08/19/add-external-links-in-youtube-videos/