While it may sound good on paper, it involves quite a lot of risk and beginners and amateurs must avoid these exchanges. Once you do all of that you can get started with the exchange. For example, Coinbase has an exchange fee of 3. Buy Bitcoin Worldwide is for educational purposes only. We want to help the average joe trade, buy, sell and use cryptocurrencies. After that you will be redirected to the same page where you had to enter all your details as unocoin needs time to verify your details and document and to make your status verified.