Mailing perforated cards...
TroutFan82
Posts: 1
WHat's the best way to mail perforated card sheets? It seems like inserting the sheet between cardboard and mailing it wouldn't be good for the surface of the card.
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Like these: Link
I like the Ultra Pro 1-pocket 8.5x11" sheets, then reinforce with cardboard on both sides.
Like these: Link
Yup. This.