def send(self, me, to, subject, msg):
        """ Send Message """
        msg = MIMEText(msg)
        msg['Subject'] = subject
        msg['From'] = me
        msg['To'] = to
        server = smtplib.SMTP(self.host, self.port)
        server.starttls()
        # Check if user and password defined
        if self._usr and self._pwd:
            server.login(self._usr, self._pwd)
        try:
            # Send email
            server.sendmail(me, [x.strip() for x in to.split(",")], msg.as_string())
        except:
            # Error sending email
            raise Exception("Error Sending Message.")
        # Quit!
        server.quit()