bool CreateNewUser(string username)
        {
            Console.WriteLine("Creating a new user");
            //make sure nobody is logged in
            if (session.IsLoggedIn())
            {
                Console.WriteLine("You are already logged in!");
                //TODO: go to password validation
                currentMenu = Menu.Main;
                return(false);
            }
            //check if username is in db
            if (session.AttemptLogin(username))
            {
                session.Logout();
                Console.WriteLine("There is already somebody with that username!");
                return(false);
            }

            //name validation?
            Console.Write("Please enter your first name: ");
            string fName = Console.ReadLine();

            Console.Write("Please enter your last name: ");
            string lName = Console.ReadLine();

            session.AddCustomerToDb(username, fName, lName);

            if (session.AttemptLogin(username))
            {
                //TODO: go to password validation
                currentMenu = Menu.Main;
                return(true);
            }
            else
            {
                Console.WriteLine("Something has gone wrong! Returning to start menu");
                currentMenu = Menu.Welcome;
                return(false);
            }
        }