[atsaloli]

As a professional sysadmin, my go to reference on this is "Documentation Writing for System Administrators", from the Short Topics in System Administration series.

https://www.usenix.org/short-topics/documentation-writing-sy...

Also, this talk was very good:

https://www.usenix.org/legacy/event/lisa08/tech/gelb_talk.pd...

[jlgaddis]

It's worth the $5, I assume?