protected abstract bool Send(BankTransfer transfer); // succesfull true lub false
        protected abstract bool Send(BankTransfer transfer); // succesfull true lub false

        protected bool IsMyDestination(BankTransfer transfer)
        {
            return(BankName == transfer.DestinationBank);
        }
 public bool SendTransfer(BankTransfer transfer)
 {
     return(IsMyDestination(transfer) && Send(transfer));
 }