ASP.NET

private string SubmitCreateNewHireWorkflowStatus(string strStatusXml, string servicePath)
        {
            WebRequest request = HttpWebRequest.Create("https://staging.xxxx.com/pa/vendorCheckXXXXXXXXXXXXX.do");
            request.Method = "POST";
            request.ContentLength = strStatusXml.Length;
            request.ContentType = "application/x-www-form-urlencoded";

            Stream str = request.GetRequestStream();
            System.Text.UTF8Encoding encoding = new System.Text.UTF8Encoding();
            byte[] byteStatusXml = encoding.GetBytes(strStatusXml);

            string result = "";

            str.Write(byteStatusXml, 0, strStatusXml.Length);
            str.Flush();
            try
            {
                WebResponse response = request.GetResponse();
                StreamReader reader = new StreamReader(response.GetResponseStream());
                result = reader.ReadToEnd();
            }
            catch (Exception exception)
            {
                string strException = exception.Message;
            }

            return (result == null) ? "" : result;
}

System.IO.File.Create("file.txt");