public static void ProceedToRegister() { Console.Clear(); Console.WriteLine("----REGISTER----" + "\n" + "\n" + "Type username: "******"----REGISTER----" + "\n"); Guid newId = Guid.NewGuid(); bool result = rental.TryRegisterUser(new Reader(newId, username)); if (result) { Console.WriteLine("Ok, your username will be: " + username); } Console.WriteLine(result ? "Successfully registered" : "Problem registering, maybe user exists"); Console.WriteLine("\n" + "Press any key to proceed to menu..."); while (true) { if (Console.ReadKey() != null) { break; } } }