If you want to trade crypto on BYDFi, you can rely on a host of payment methods. These include depositing fiat-based funds in your account via gateways like Banxa, Transak, and more. As for the payment, you can choose between Apple Pay, bank transfers, and other modes, depending on your preferences. Card-based payments on fiat gateways are also supported in case you want to purchase USDT for trading.