Field-tested by my team. Bounce rate stayed under 4% on a 1,000-contact email send. Bought it for our toy store sales team's Saudi Arabia pipeline. Wished a few smaller towns had been included.
Appreciate the write-up, 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.