[metajon]

A possible corollary to 2: Don't forget to document incidents as you go. You'll learn a lot in these situations and you may find resources that are handy / work for you along the way.

Keep a text file, or OneNote or whatever, open while working an incident. Don't overthink it, don't over-complicate it.

[withinboredom]

I use InkDrop for these kinds of things. It’s dead simple, and syncs everywhere. I don’t care about formatting and love that I can use simple markdown. It’s perfect to jot some notes down on a phone and open them later on a computer — more importantly, it’s not tied to a certain OS and it’s cheap.