code: @Override
      public String sendLMS(String CorpNum, Message[] Messages, Date reserveDT,
                            String UserID) throws PopbillException {
          return sendLMS(CorpNum, null, null, null, Messages, reserveDT, UserID);
      }
docs: /*
  (non-Javadoc)
  @see com.popbill.api.MessageService#sendLMS(java.lang.String, com.popbill.api.message.Message[], java.util.Date, java.lang.String)