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					Originally Posted by bbsports  Through my years of experience, measuring a card is not a good indication. Many of the t206 cards for example are cut over and under sized. Most of the time it is obvious that you will see a wave in the card. Most of the time I look at the edges of the card. If you see any kind of a slight wave on the edge, it is altered. I know some people line the card up over a page of a book and can check the edge that way. | 
	
 No single way can tell you if trimming has been done. While it's not all that common, it's entirely possible for a factory cut to not be straight. 
Like this. Totally crooked, also entirely factory. 
