public byte[] BuildExpiration()
        {
            PangyaBinaryWriter Reply;

            using (Reply = new PangyaBinaryWriter())
            {
                Reply.Write(new byte[] { 0xD4, 0x00 });
                foreach (CaddieData CaddieInfo in this)
                {
                    Reply.Write(CaddieInfo.GetExpirationNotice());
                }
                return(Reply.GetBytes());
            }
        }