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					Originally Posted by conor912  Collector: Is it trimmed?TPG: We don't see any signs of trimming.
 C: Yeah, but is it trimmed?
 TPG: We don't see any signs of trimming.
 C: Then it could be and you just don't see the signs?
 TPG: Yes, but we don't see any signs of trimming.
 C: I thought the point of TPGs was for certainty.
 TPG: We guarantee that we did our best to determine alteration.
 
 For the record, this is a fictional dialogue and not one I have had or know about, but based on all the outs and caveats within TPG literature, I think it's pretty safe to say that they guarantee nothing.
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 Perfectly illustrated. And herein lies the problem. This is why authorities have such a difficult time with it.