In CLASSUM, you can communicate with admins and participants through comments. 
Let's see how to create comments and replies.
1. Write a comment
โข
Just like chatting, you can easily leave a comment on every post.
โข
All participants can remain anonymous! Share your thoughts freely.
โข
Check the anonymous box to comment anonymously.
2. Write a reply
โข
You can do reply actions on specific comments!
1.
Right-click on a comment โ Click reply button, or
2.
Double-click to leave a reply.
You can click on a reply to go directly to the message you're replying to.
When the comments pile up and the topics of conversation get mixed up, utilize the reply-to feature to easily jump to the comment you want!
When posting anonymous, a random nickname is set on a per-post basis.
You can mention in comments and replies.
Mention admin and other participants so that necessary communications donโt get lost.
โ Insert @ then select a participant or insert @ + name directly.