1m Eu.txt «360p - 2K»

If it contains Name, Email, Phone, Country , it is likely a mailing list or a B2B lead database. 2. Legal and Compliance Checklist (GDPR)

Run a script or use Excel’s "Remove Duplicates" (though Excel may struggle with 1M rows) to ensure you aren't counting the same person twice. 1M EU.txt

Use a tool to see which entries are still active. Sending 1 million emails to dead accounts will get your server blacklisted. 4. Security Risks If it contains Name, Email, Phone, Country ,

If you only need emails, delete columns containing sensitive info like home addresses or birthdates immediately. 3. Cleaning and Validating the Data If it contains Name

Since the filename specifically mentions "EU," the applies. Handling this data carries significant legal responsibility: