Proofy Blog:
Email Verification & Deliverability Insights

A practical comparison of free and paid email finder tools for B2B prospecting — covering Hunter, Apollo, Snov.io, RocketReach, ZoomInfo, Lusha, and what to look for in confidence scores and dataset coverage.

How ecommerce email actually drives revenue — clean lists, welcome flows, lifecycle automation, and the disciplined cadence that protects deliverability.

Email personalization beyond the first-name token. How to use behavioral data, segments, and timing to make every send relevant — without overpromising.

Learn how to craft effective re-engagement emails that revive inactive subscribers, boost click-throughs and protect your sender reputation. Practical tips & proven examples.

How many emails are sent per day worldwide, who's sending them, where they get opened, and what the numbers mean for senders — fresh statistics with practical context.

Data enrichment turns sparse contact records into actionable B2B data. See how the workflow works, which tools handle which job, and where most teams get it wrong.