C#

static void ReadMail(){
    Microsoft.Office.Interop.Outlook.Application app = null;
    Microsoft.Office.Interop.Outlook._NameSpace ns = null;
    Microsoft.Office.Interop.Outlook.MAPIFolder inboxFolder = null;
    app = new Microsoft.Office.Interop.Outlook.Application();
    ns = app.GetNamespace("MAPI");
    inboxFolder = ns.GetDefaultFolder(Microsoft.Office.Interop.Outlook.OlDefaultFolders.olFolderInbox);
    Outlook.Items Items = inboxFolder.Items.Restrict("[LastModificationTime] > '01/1/2003'");

    foreach (var item in Items){
        var mail = (Outlook.MailItem)item;
        mail.Body = mail.Body.Replace("Text to be replaced", "Replacing text");
        mail.Save();
    }

}

int port = 2195;
            String hostname = "gateway.push.apple.com";

try
           {
               TcpClient client = new TcpClient(hostname, port);
               SslStream sslStream = new SslStream(client.GetStream(), false, new RemoteCertificateValidationCallback(ValidateServerCertificate), null);

               try
               {
                   sslStream.AuthenticateAsClient(hostname, certificatesCollection, System.Security.Authentication.SslProtocols.Tls, false);

                   for (int i = 0; i < Token.Length; i++)
                   {
                       HttpContext.Current.Trace.Warn("inside sendPushNotificationApple, dt=" + Token[i]);
                       MemoryStream memoryStream = new MemoryStream();
                       BinaryWriter writer = new BinaryWriter(memoryStream);
                       writer.Write((byte)0);
                       writer.Write((byte)0);
                       writer.Write((byte)32);

                       writer.Write(HexStringToByteArray(Token[i]));
                       String payload = "{ \"aps\" : { \"alert\" : {\"title\" : \"" + szAppName + "\",\"body\" : \"" + message + "\",\"Type\" : \"" + szType + "\"} }}";
                       HttpContext.Current.Trace.Warn("inside sendPushNotificationApple, payload=" + payload.ToString());
                       writer.Write((byte)0);
                       //writer.Write((byte)payload.Length);
                       byte[] b1 = System.Text.Encoding.UTF8.GetBytes(payload);
                       writer.Write((byte)b1.Length);
                       writer.Write(b1);
                       writer.Flush();
                       byte[] array = memoryStream.ToArray();
                       sslStream.Write(array);
                       sslStream.Flush();
                   }

                   client.Close();
               }
               catch (System.Security.Authentication.AuthenticationException ex)
               {
                   HttpContext.Current.Trace.Warn("inside sendPushNotificationApple, AuthenticationException=" + ex.ToString());
                   client.Close();
               }
               catch (Exception exp)
               {
                   HttpContext.Current.Trace.Warn("inside sendPushNotificationApple, Exception=" + exp.ToString());
                   client.Close();
               }
           }
           catch (Exception ex)
           {
               HttpContext.Current.Trace.Warn("inside sendPushNotificationApple, Exception1=" + ex.ToString());
           }