I don't agree - usually the simple metrics are not actionable because they are in the vein of "uniques per month" which is not something you can direct act on.

I don't agree - usually the simple metrics are not actionable because they are in the vein of "uniques per month" which is not something you can direct act on. Specific metrics (breakdown down uniques by cohort, behavior, etc) are actionable, but end up being complex to describe and collect.