You should also link your website and social media profiles to your channel. Linking your Twitter and Facebook pages is a great way too co-ordinate your efforts and get more people to follow you on those platforms. Likewise, have a link to your YouTube channel on your Facebook and Twitter profiles and let your followers know each time you post a new video. Adding your website will give you the ability to link-out to your site in your labels and comments – very useful for SEO.