public static string addFriend(string email, int ID, string listBoxText)
        {
            string idNum = getID(email);

            string          connectionString = null;
            MySqlConnection cnn;

            connectionString = $"server=localhost;database=SNHUBook;uid=root;pwd={MYSQLPassword};";
            cnn = new MySqlConnection(connectionString);
            int    newID     = ID + 1;
            string userEmail = MySQLFunctions.getEmail(newID.ToString());
            string query     = $"INSERT INTO friends (AccountID, ID, value, email) values ({idNum}, {ID}, '{listBoxText}', '{userEmail}');";

            MySqlCommand cmd = new MySqlCommand(query, cnn);

            MySqlDataReader dr;

            cnn.Open();
            dr = cmd.ExecuteReader();

            string home = string.Empty;


            while (dr.Read())
            {
                home = dr.GetString(0);
                Console.WriteLine(home);
            }

            dr.Close();
            cnn.Close();

            return(home);
        }