private static void FindVehicle(GarageHandler handler) { Console.WriteLine("Please enter your search query: (enter nothing to cancel)"); string query = Prompt(); if (string.IsNullOrWhiteSpace(query)) { return; } IEnumerable <Vehicle> matches = handler.SearchVehicles(query); if (!matches.Any()) { Console.WriteLine("No matches."); return; } Console.WriteLine("Found vehicles:"); ListVehicles(handler, matches); }