The Panels on Pages Forums are dead... Long live the Panels on Pages Forums! Go to forums.panelsonpages.com to rejoin the PoP!ulation and check out PoP! 2.0
All these sought after comics are coming out of the woodwork. http://www.examiner.com/x-22490-Sioux-Falls-Graphic-Novels-Examiner~y2010m8d2-Rare-copy-of-Batman-No-1-to-hit-the-auction-block
Couple of years ago I was in a stressed situation and thought about selling my entire collection, but eventually didn't. I imagined I could get no more than 10k for it, back then.
If I ever get my hands on a copy of something that's worth big money, I'll sell it without a second thought.