Think of your comment as starting a conversation with the person who made the image -- it might be a suggestion for improving the image or description, an idea for another image that makes the same point, a similar feeling or idea that you have had, etc. If you disagree with the idea or emotion conveyed in the image, let the author know how you feel.
Turn in a copy of the image you comment on along with your comment.
You should also nominate between one and three images as being the best. Enter your nomination(s) in our Great images database.
Print and turn in a copy of the database showing your nomination(s).
(Highlight or underline your nomination(s)).