Tip for message board posters: Subject lines can be edited
It wastes time and bandwidth to click on a post with the subject line:
Re: whatever someone else's subject line was
and then read the body of the post, which could fit in the subject line entirely, e.g.:
"I agree completely"
Out of courtesy for other readers, it would be good to just edit the subject line to fit a short message in. For that matter, it is helpful to summarize where you are going in the subject line of a longer post.
On the best Sabre board, people do this. On the worst, we have "discussions" where the subject line chain looks like:
Just an idea for having more of a community spirit in which we think about the experience of others. Thanks.