sendmail
sendemail -f 'jonas@localhost' -t 'mailadmin@localhost' -s $IP:25 -u 'Your spreadsheet' -m 'Here is your requested spreadsheet' -a test.ods
sendemail -f 'jonas@localhost' -t 'mailadmin@localhost' -s $IP:25 -u 'Your spreadsheet' -m 'Here is your requested spreadsheet' -a test.ods