I haven’t read through this all, but a lot of it seems decent.
But more than just raw stat changes, I think the devs are really interested in:
What is the problem. Why it’s important to solve it. What suggested direction to go to solve it, and why the other directions are worse. Why this change is best in that direction. What the immediate and secondary impacts/interactions of those changes would be.
Here’s an example of me trying to do all that.