Usual USD (USD0)を使ってPolkadot (DOT)を購入する方法
To buy Polkadot using Usual USD, first, find a cryptocurrency exchange that supports the DOT/USD0 trading pair. Create an account, verify your identity, and deposit your USD0 into your exchange wallet. Locate the DOT/USD0 pair on the trading platform and place an order to exchange your Usual USD for Polkadot. If the DOT/USD0 pair is unavailable, you can first exchange Usual USD for a stablecoin like Tether (USDT) or a fiat currency, then trade that for Polkadot. Be mindful of potential exchange fees, which vary by platform and can affect the total cost of your transaction.
Polkadot (DOT) を Usual USD (USD0) に売却する方法
To sell Polkadot for Usual USD, first, find a cryptocurrency exchange that supports the DOT/USD0 trading pair. Create an account, verify your identity, and deposit your DOT into your exchange wallet. Locate the DOT/USD0 pair on the trading platform and place a sell order to exchange your Polkadot for Usual USD. If the DOT/USD0 pair is unavailable, you can first sell Polkadot for a stablecoin like Tether (USDT) or a fiat currency, then trade that for Usual USD. Be mindful of potential exchange fees, which vary by platform and can affect the total amount you receive.

