void SignInMenu() { Console.Write("Please enter your username: "******"\nLooks like the username you have entered doesn't exist. What would you like to do?\n"); string[] badUsernameOptions = { "Use a Different Username", "Create an Account", "Exit" }; switch (ChooseOptionFromList(intro: badUsername, options: badUsernameOptions)) { //if sign-in is successful, move to main menu, otherwise, stay in sign in menu case 0: break; //stays in current menu case 1: currentMenu = Menu.Signup; break; case 2: Environment.Exit(0); break; } } else { //sign-in was successful currentMenu = Menu.Main; } }