Event Follow-Up: Every Email About X, in One Sheet
8apps Team ·
After a webinar or launch, the follow-up window is days, not weeks. Here's how to pull everyone who emailed you about it into one deduplicated sheet while it still matters.
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Format Phone Numbers to E.164 in Google Sheets
8apps Team ·
E.164 is the format ad platforms and APIs expect – and the one spreadsheets quietly destroy. Here's how to get +6591234567 out of whatever your column holds now.
Gmail Add-On Permissions, Explained Honestly
8apps Team ·
That consent screen is asking a real question. Here's what Workspace add-on permissions actually mean, what to check about any vendor, and how to revoke access in one minute.
Prepare a Google Ads Customer Match List in Sheets
8apps Team ·
The upload succeeds either way – the match rate is what fails. Here's the Sheets-to-Customer-Match workflow with Google's own formatting rules at each step.
Hash Email Addresses Correctly in Google Sheets
8apps Team ·
Email hashing fails on casing, invisible spaces and Gmail's dot rules – not on the hash. The normalisation order that makes digests actually match, platform by platform.
Hashing Is Not Anonymisation
8apps Team ·
A hashed customer list feels safe to share. European regulators – and arithmetic – disagree. What SHA-256 actually protects, what it doesn't, and how to handle hashed PII honestly.
MD5, SHA-1 or SHA-256 for Customer Data?
8apps Team ·
The tool offers five algorithms; the upload needs exactly one. What Google, Meta and TikTok actually accept, how to recognise each digest on sight, and the one-line rule.
Prepare a Meta Custom Audience File from Google Sheets
8apps Team ·
Meta's phone format is not Google's – the same number needs two different hashes. Here's the Sheets workflow that follows Meta's documented rules exactly.
Recruiters: Turn Candidate Emails into a Pipeline Sheet
8apps Team ·
Every candidate you've ever spoken to is in your Gmail – and not in your ATS. Here's how to get them into one deduplicated sheet, scoped by label or search.
Salted vs Unsalted Hashes for Audience Uploads
8apps Team ·
Security guides say always salt your hashes. Ad platforms can't match salted data. Both are right – here's the difference, and what it means for how you handle upload files.