Yes you can, however these comments usually have to be approved to be displayed by the person who owns the channel. read more
Yes you can, but there are some factors to take into account when using links in the comment section. First, make sure the comment and link is relevant to the video and that you don’t just comment with a link. read more
Absolutely, i can post YouTube links in the YouTube comment section sometimes. Generally i use some other links, Google+ links, Blog links or Website links, and i use one powerful software to auto post my comments on YouTube, it is Tube.Assist.Pro, which has the ability to auto comment on YouTube. read more
Easy way how to put link in any youtube channel comments section . read more