Geoff breaks down 12 hard-earned sports card investing mistakes, from hype chasing and FOMO to liquidity traps and shares how to build a smarter, more disciplined collection without losing the fun.
MISTAKES MOUNT: Miami Marlins Bullpen, Baserunning Blunders COST Fish Series win over Yankees Locked On Marlins reviews the Yankees series, pitching woes, lineup decisions, and previews the Reds ...