fred started this thread some time ago:viewtopic.php?f=46&t=30623&start=0&hilit=grub+2
So far there are 15 links to good sources of information on Grub 2.
That article is the clearest and easiest to understand of any I've seen on using and editing Grub2. Great find. Will post it to fred's thread just to keep all sources in one place.