Used it for a focused territory. Connect rate jumped noticeably once we filtered by category. Bought it for a Australia cardiologist doctor market-sizing project. Decent value, would tighten one or two fields.
Good to know what worked and what didn't, we hear you on the gaps — the next monthly refresh tightens those exact columns. If you want the gaps fixed sooner than the next refresh, open a support ticket and we'll spin a one-off pull.