Following these two basic principles should help you avoid theft, scams, and any other loss of funds:. You are not charged any fee in exchange for Bitcoins and also for using My Virtual Community PayPal Terminal and the funds are available within two hours. You can use this method to buy bitcoins and then trade the bitcoins for another cryptocurrency using an exchange like Poloniex or Kraken. Poloniex only deals with cryptocurrency and does not accept deposits using credit card, bank transfer, cash or PayPal. Ledger Nano S.