In the GPK community it is frowned upon to buy and flip. I'm aligned with them in that specific field. I can't speak for Marvel/DC sketch collectors, etc., just my opinion on the GPK market.
Lifelong St. Louis Cardinals fan. Lifelong Seattle Seahawks fan. John Smoltz collector. Socialist atheist. Bit pretentious.
90% of what I say is sarcasm. Life is too short to be mad on a message board.