//Generate the text file
        private void button2_Click(object sender, EventArgs e)
        {
            var          ids  = RatesAndPrices.SortByProfit();
            StreamWriter File = new StreamWriter("File.txt", false);

            foreach (var obj in ids)
            {
                File.WriteLine(obj.id);
            }
            File.Close();
            MessageBox.Show("File Generated!");
        }