static void Main(string[] args) { //Set loop sentinel bool menuLoop = false; string input; //Store customer information in list List <Customer> customer = new List <Customer>(); do { //Main menu Console.WriteLine(StandardMessages.DisplayCreateCustomerMenu()); input = Console.ReadLine(); switch (input) { case "1": //Build customer by entering information BuildCustomer.BuildACustomer(customer, menuLoop, input); break; case "2": //Displays customer information DisplayCustomerInfo.DisplayCustomerInformation(customer); break; case "3": menuLoop = true;; break; default: //Displays invalid selection Console.WriteLine(StandardMessages.DisplayInvalidChoice()); Console.ReadLine(); break; } //Clears screen Console.Clear(); } while (menuLoop == false); }