Surely most YouTube service users have some videos that they like or watch over and over again. If you include YouTube service users as mentioned then you should make a list of favorite videos or playlists so it can be easy and fast if you want to watch the video again.
This feature is also worth a try for parents who regularly present videos from YouTube services for their children. This may allow children to not find inappropriate content for their age. Here we have created a quick guide on how to create a list of your favorite videos or playlists.