Second code snippet from blog post on free SMS

free_sms_2.cs

// Copyright (c) 2007, Jonas Follesø
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
//     * Redistributions of source code must retain the above copyright
//       notice, this list of conditions and the following disclaimer.
//     * Redistributions in binary form must reproduce the above copyright
//       notice, this list of conditions and the following disclaimer in the
//       documentation and/or other materials provided with the distribution.
//     * Neither the name of the Jonas Follesø nor the
//       names of its contributors may be used to endorse or promote products
//       derived from this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY Jonas Follesø ``AS IS'' AND ANY
// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
// WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
// DISCLAIMED. IN NO EVENT SHALL Jonas Follesø BE LIABLE FOR ANY
// DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
// (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
// LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
// ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
// SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

using System;
using System.IO;
using System.Net;
using System.Text;
using System.Collections.Generic;
using System.Text.RegularExpressions;
using Ung1881;
namespace ConsoleScraper
{
    class Program
    {
        static void Main(string[] args)
        {
            try
            {
                //Check that we have at least four arguments (username, password, number, message)
                if (args.Length < 4)
                {
                    Console.WriteLine("Usage: SMS username password number message");
                }
                else
                {
                    //Extract variables from arguments.
                    string username = args[0];
                    string password = args[1];
                    string number = args[2];
                    string message = string.Empty;

                    //Build up the message.
                    for (int i = 3; i < args.Length; ++i)
                    {
                        message += args[i];

                        //Add space if this isn't the last word of the message.
                        message += (i == args.Length - 1) ? string.Empty : " ";
                    }

                    Console.WriteLine("Sending message \"{0}\" to number {1}", message, number);

                    //Send the message.
                    Ung1881Client client = new Ung1881Client(username, password);
                    client.SendMessage(number, message);                    
                    Console.WriteLine("Message \"{0}\" sent to number {1}", message, number);
                }
            }
            catch (Exception ex)
            {
                //Simple exception handling.
                Console.WriteLine(ex.ToString());
            }
        }
    }
}