Blog · Data hygiene
Data hygiene
3 articles on data hygiene.
AllDeliverability (9)Email verification (9)Phone validation (4)Data hygiene (3)Company & data (3)Guides (2)Comparisons (1)Lead gen (1)
Data hygiene
How to remove duplicate contacts from a CSV (the right way)
Duplicate contacts inflate your list, waste sends and corrupt your CRM. Here's how to find and remove them properly — including the duplicates a spreadsheet de-dupe always misses.
Jul 14, 2026 · 9 min read
Data hygiene
Why your lead list decays — and what to do about it
Contact data goes stale faster than most teams realize. Here's why, and how to stay ahead of it.
Jun 12, 2026 · 4 min read
Data hygiene
How to clean a purchased lead list safely
Bought lists are notoriously messy. Verify before you risk your domain on them.
Jun 3, 2026 · 5 min read