Your question is Choosing Metrics for New Programs. Take a moment with it on the right.
Talk me through your thinking if you like. When you're confident, submit your answer and I'll grade it like a real screen (7/10 or better passes).
You are launching a new internal process or cross-functional program and need a clear way to judge whether it is working. You want metrics that reflect adoption, quality, and business impact, without creating noise or tracking too many things.
How do you decide what to measure when launching a new process or program?