static void Main(string[] args)
        {
            Account account = new Account(123, "MACSkeptic");

            account.Deposit(10);
            account.Withdraw(20);

            Console.ReadKey();
        }
 public static void TransferMoney(Account from, Account to, decimal howMuch)
 {
     from.Withdraw(howMuch);
     to.Deposit(howMuch);
 }