I learned from a sysadmin to use `mv` instead of `rm` when you're removing potentially critical files. Other tips include colouring your prompt highlighted red

I learned from a sysadmin to use `mv` instead of `rm` when you're removing potentially critical files. Other tips include colouring your prompt highlighted red on production boxes so you never accidentally think you're somewhere safe. Nowadays I try to avoid SSHing into mission critical machines though.