When you reach out to new leads, you want to be certain that emails will not bounce, so that you can start building relationships from the first touch. Install the add-on for bulk email verification directly on Google Sheets, where you have contacts collected. #Features Email Verification Add-on prevents bounced emails and low-quality contacts because: 1. It provides a real-time validation lookup directly on Google Sheets. You receive fresh data upon request and don’t need to export/import contacts for the verification process. 2. It shows you non-deliverable addresses.