That’s a good question to start with.
The prime directive for technical communication: audience first.
Everything flows from that. As a technical communicator, my job is to deliver content without compromising its truthfulness or completeness.
I ought to write in the same way that business consultant Pam Slim delivers many of her videos: with Yoda perched on my shoulder: passing on knowledge and wisdom, and instilling confidence in my audience.
What is technical communication to you?