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Gmail AI Overviews: what are they and what do they mean for email marketing?
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Blog
Gmail AI Overviews: what are they and what do they mean for email marketing?
Kristian Tucker, Mark van den Berg
31-03-2026
Gmail AI Overviews summarise emails automatically. What does this mean for email marketers? Learn how it works and how to stay visible.
Create emails for humans and AI: Why accessibility matters more than ever
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Blog
Create emails for humans and AI: Why accessibility matters more than ever
Andy Gilhooley
24-03-2026
Email accessibility helps humans and AI interpret your content. Learn how structured, accessible emails improve clarity and inbox performance.
The complete checklist for a great sender reputation
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Guide
The complete checklist for a great sender reputation
Learn what impacts sender reputation, how it affects inbox placement, and follow a practical checklist to protect your email deliverability long term.
The ultimate guide to inbox placement
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Guide
The ultimate guide to inbox placement
When you’re sending emails to customers, it’s easy to get lost in designs, copy, call-to-actions. But what if that email is never even seen?
Best practices for good order confirmation emails in eCommerce (2026)
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Blog
Best practices for good order confirmation emails in eCommerce (2026)
Tom Blijleven
23-12-2025
When you are handling orders, in B2B or B2C, order confirmation emails play a critical role in the customer journey. Stop sending boring emails!
No, Halloween won’t send you to spam: email deliverability myths debunked
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Blog
No, Halloween won’t send you to spam: email deliverability myths debunked
Andy Gilhooley
17-10-2025
Worried “Halloween” or 🎃 in your subject line will tank deliverability? Don’t be. Learn what actually matters for inbox placement this season.
Google Update: What’s changed in Gmail and Postmaster Tools?
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Blog
Google Update: What’s changed in Gmail and Postmaster Tools?
Richard Wall
08-10-2025
Google refines email deliverability with smarter Gmail sorting and Postmaster Tools v2 insights for better sender performance.
Outlook’s new DMARC requirements
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Blog
Outlook’s new DMARC requirements
Richard Wall
24-04-2025
Microsoft is changing the sender requirements for bulk senders and will soon require compliance with SPF, DKIM, DMARC.
Why do my emails end up in junk or quarantine in Microsoft 365 (Outlook)?
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Blog
Why do my emails end up in junk or quarantine in Microsoft 365 (Outlook)?
Tom Blijleven
03-02-2025
Understanding how Microsoft's junk filters work and where to look for potential issues can help you improve email deliverability.
Understanding the new Microsoft Exchange Online rate limits in 2025
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Blog
Understanding the new Microsoft Exchange Online rate limits in 2025
Tom Blijleven
10-12-2024
Learn about the new Exchange Online rate limits effective January 2025 and their impact on high-volume email senders
Display your logo in the inbox with Apple Branded Mail; how does it work?
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Blog
Display your logo in the inbox with Apple Branded Mail; how does it work?
Richard Wall, Tom Blijleven
20-11-2024
On 16 October 2024, Apple announced a new feature that displays company logos in the inbox. What is it and how can you get it?
Is my email domain blocklisted? (How to check and what to do)
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Blog
Is my email domain blocklisted? (How to check and what to do)
Jeroen Stolwijk
18-01-2024
Are your emails bouncing or being ignored? Learn how to check if your domain is on an email blocklist, what that means, and how to fix and prevent it.