i trust you but he change the price。
at last he post me:
“Sorry, I am sold out, and price moved to 50/1 with USD while you were asleep. I have bought more stock to clear at 52/1 with USD now.
I am going to sleep too now, will contact you when i wake up. If you are interested, I always have the best price at volume.
Best, Nathan”
No problem. Just be sure to use a trusted escrow whenever doing any kind of business with another new user. Your best bet is
John (John K.), but I can also escrow when I'm at my computer.