static void Main(string[] args) { PhoneFactory phoneModel = new PhoneFactory(); Console.Write("Enter the brand of your cell phone (Motorola, LG, Samsung, Apple): "); string brand = Console.ReadLine().ToUpper(); switch (brand) { case "APPLE": IPhone phone1 = phoneModel.GetPhone("APPLE"); Console.WriteLine(phone1.Hello()); break; case "LG": IPhone phone2 = phoneModel.GetPhone("LG"); Console.WriteLine(phone2.Hello()); break; case "MOTOROLA": IPhone phone3 = phoneModel.GetPhone("MOTOROLA"); Console.WriteLine(phone3.Hello()); break; case "SAMSUNG": IPhone phone4 = phoneModel.GetPhone("SAMSUNG"); Console.WriteLine(phone4.Hello()); break; default: Console.WriteLine("Sorry, the brand " + brand + " wasn't found"); break; } Console.ReadKey(); }