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A troll's troll. I mention lawful money in your word play thread and bang there he shows up and begins his tirade about it. Must have megaphone looking for keywords.

Where do the courts say it's lawful money?
It is legal tender.
I would guess that when they say it's lawful money they are referring to it as a US Note indicated by the US Treasury seal.
They...

It has two seals one for the private scrip and one when used as a US Note.

Totally wrong again. FRN's are a private scrip currency borrowed into existence. Which suckers (US Citizens) borrow from that private system.
You have to redeem lawful money to get the gov US Note...