public static void Main(string[] args) { ConsoleHandler handler = new ConsoleHandler(); PhoneBook phonebook = new PhoneBook(); Contact contact = new Contact(); int option = handler.selectMenutItem(); actOnSelectMenu(option); phonebook.PrintContactList(); phonebook.addfile(); void actOnSelectMenu(int option) { switch (option) { case 1: Contact contactToAdd = handler.getContact(); phonebook.AddContact(contactToAdd); break; case 2: Contact contactToDelete = handler.deleteContact(phonebook.display()); phonebook.DeleteContact(contactToDelete); break; case 3: phonebook.EditContact(); break; //case 4: phonebook.searchContact(); //break; } } }