Smart list for zero score change in time period
I want to marketing disqualify any leads whose person score has remained at zero for 180 days, will the below smart list work?

I want to marketing disqualify any leads whose person score has remained at zero for 180 days, will the below smart list work?

No.
Let's look at score first. You're looking for persons whose score is 0 and wasn't changed in 180 days. That would be this:

Now, they also need to be at least 180 days old, right? Acquisition Date "in future" or "in future after" is looking into the wrong direction. You need to look into the past.

"In past before" is tricky as it also finds persons whose "created at" date is empty, but I guess that case cannot exist.
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