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					Originally Posted by sb1  Collectible Insurance requires a signature over $400, so that's going to add a bit to the cost. Below that amount, the delivery confirmation the PO sticks on the package is good enough for them. | 
	
 If the card was maybe under $40 I'd consider an envelope.  Other than that its a priority mail box.  I put a card in a padded envelope once and it got cracked.  Factor my $10 charge into your asking price.