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I meant physical coins (fiat money), and it's hard to say how can you make profit, you need to sell it for more to some collectionaire

Oh lol as longs as its real yeah, for reasons of trust we'd have to setup an escrow or something ya know for both sides, so that way no matter what happens we both are good.

Make a post about your collection [if you havent already post the link for me ;) ]

Yes, I will need to re-check them, make photos and then will let you know
Yes, good idea to collect everything in 1 post and post it on Steemit