Hmm...
I'm a member of dying population that used to read manuals and help-sites.
Most of those books aren't brilliant but it's not a point.
Sometimes reading them might help us notice a thing or two that is so close that we are missing it.

And what have i found reading DeviantArt Help?
Quite interesting article about... comments.

How To Give Better Comment

Very good text. Not very long but full of useful suggestions.
IMHO 'Must Read' for all of us.

Finishing that entry i wish us all many interesting comments.

- Mysikot