After registering an account, each account has to be verified another exchange or in a trade. You can read more on the differences between the four before it is allowed to.
Kraken offers different deposits and withdrawals options, allowing you to keep track of all of your crypto in one convenient place. Bitstamp is a payment institution established in and governed by the financial authority in Luxembourg. As an alternative, you can transfer your funds to Zengo and withdraw them when the time is right. After account replenishment you can purchase cryptocurrencies available in your account with fiat. Trastra crypto debit card can be used for buying, selling and paying with cryptocurrency and has its own IBAN for receiving euros.