static string GetPizzaSize(Order cart, ref bool exit) { var exit1 = false; var selection = 0; var sizeSelected = ""; while (!exit && !exit1) { Starter.ChooseSize(); int.TryParse(Console.ReadLine(), out selection); switch (selection) { case 1: sizeSelected = "Regular"; System.Console.WriteLine($"You chose {sizeSelected}"); exit1 = true; break; case 2: sizeSelected = "Large"; System.Console.WriteLine($"You chose {sizeSelected}"); exit1 = true; break; case 3: sizeSelected = "Family"; System.Console.WriteLine($"You chose {sizeSelected}"); exit1 = true; break; default: continue; } } return(sizeSelected); }