I want to exchange USD-BTC, BTC-USD, USD-ETH, ETH-USD,(payoneer,scrill)but i'm confused! Can you give me any trusted website or way to exchange money?
I'm a new member in the crypto world, but I want to trade I have no any crypto coin for my reserved, I have some USD I want to know just trusted exchanger or person for the transaction.

NB: Because crypto coin is not accepted our country.

Thanks.