VPS related issues
adduser // add ne user to your linux shell
usermod -aG saintmalik
usermod -aG sudo saintmalik // add saintmalik as a user to the sudoers group, the -aG, the -a makes sure the user is not removed from other groups while adding the user to another group you will be specifying after the -G, read more about usermod
MAILTO="[email protected]" // mailto work in cron to pass cron job output to mail
SHELL=/bin/bash //cron....
HOME=/
"- * * * * /home/saintmalik/track.sh " // you point from root when executing in shell, else it might not execute
sudo /etc/init.d/cron stop // stop cron jobs