Most Helpful Guy
comment on another person's opinion by clicking the comment icon first.0
Click on/press the comment symbol by the opinion
Write where it says opinion...
Press the speech bubble icon
Via the little text balloon bottom right of an opinion. Just below the nr of hours or days ago the opinion has been posted.
There is a little bubble looking thing at the bottom right of the opinion. Click on that a drop down box appears write your comment and send it.
You cannot undo this action. The opinion owner is going to be notified and earn 7 XPER points.