Я думаю, Вам помогут найти верное решение. Не огорчайтесь.
ledger stax is the most reliable and cheaper) of ledger's nem-wallet.com . many customers, the basic functions of sending/receiving are sufficient, in those days as others selecting opportunities for holding betting, sharing, or integration ...

Поздравляю, ваша мысль блестяща
A good crypto trading platform to America can allow you to save your own coins, use a http://nem-wallet.com/ and withdraw them for the necessary purposes.