Five Storage Mistakes Quietly Eating Your Collection's Value
Sunlight is not the only enemy. The five habits that turn near mint into moderately played, and the cheap fixes.
Condition drift is the silent tax on every binder. None of these five mistakes feel like damage while you are making them, which is exactly why they cost collectors more per year than any market dip.
The list, in ascending order of regret: overstuffed binder pages, sleeves without toploaders in transport boxes, direct sun on display shelves, humidity swings in garages and attics, and the classic: handling raw vintage with dry hands straight over a hard floor.