Initiate a discussion anywhere within the board using the comments tool.
Upon clicking the board, enter the topic for the whole comment thread, followed by your comment.
Other users may then open and read your comment and add their own comment to the thread.
To mention another member, type “@” followed by the name of the person, or just select the member from the suggestion list that pops up when you type.
Comments are displayed on the board with this icon; simply click it to open it, read, or add to it.
Get a URL Link that will take the user directly to the comment.
Edit the Comment Topic.
Delete the Comment.
Press C on the keyboard and click on the board to create a new comment.