New manager of [size]
doing [work], joining
[internally/outside].
What to do first month,
what to hold off on,
and the usual mistake.

Plan the First 90 Days as a Manager

What to do first, and what to deliberately not touch yet.

Prompt

I'm about to manage a team of [size] doing [describe the work], and I'm [internal promotion / joining from outside]. Plan what to do in the first month, what to hold off on, and the mistake people in my position usually make.