Why Your Email Open Rate Doesn't Mean What You Think It Means (Post-MPP)
Email open rate accuracy collapsed when Apple MPP shipped. Here's what the metric actually measures now and what to track instead in your reporting.
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Blog
Notes from the inside of email AI.
Deliverability, send-time optimization, audience engagement, and the future of email marketing - written by the people who build Seventh Sense.
Engaged vs. Never-Engaged Contacts: A Smarter Way to Read Your Email List
Email engagement scoring isn't just a segmentation tactic. It's the lens that shows you which half of your list is actually a list. Here's how to read it.
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The HubSpot Email Metrics That Lie (and the Ones That Don't)
Not all HubSpot email metrics tell the truth. Here's which ones to trust, which ones to ignore, and what's quietly missing from your reporting dashboard.
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The First-Hour Engagement Window: Why Your Open Time Matters More Than Your Open Rate
The first hour engagement email window is where most of your real engagement happens. If your STO misses it, your campaign is already losing — even if open rate looks fine.
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Blackout Periods in Email Marketing: When NOT to Send
An email blackout period is a window where you stop all sends. Done right, it protects engagement. Done wrong (with a burst-send after), it tanks it.
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Why Email Latency Is the Metric Your Platform Is Hiding
Email engagement latency — the gap between send and first open — is the only metric that proves your send time optimization is working. Here's why platforms hide it.
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Send-Time Optimization Actually Works — Here's the Proof
Send time optimization HubSpot skeptics are usually right about the wrong things. Here's the math on why recipient-level STO actually moves engagement.
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Shared vs. Dedicated IP for HubSpot Email: When to Switch
HubSpot dedicated IP isn't an automatic win. Here's the volume threshold where it makes sense, when shared is better, and what IP warming requires.
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The Gmail Promotions Tab: How Your HubSpot Emails End Up There (and How to Escape)
The Gmail promotions tab HubSpot problem isn't always a problem. Here's how Gmail decides, what triggers Promotions, and when escape is worth chasing.
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