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Christmas Marketing Hub
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Christmas Marketing Hub
Featured
Christmas Marketing Hub
The most joyful time of year is now. Time to set up your Christmas campaign. We got you covered with our Christmas toolkit. Everything you need for a beautiful campaign can be found in our hub.
Inbox placement: naughty or nice
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Blog
Inbox placement: naughty or nice
Simon Moss
17-10-2025
Ensure your festive emails reach the inbox. Messy data and traps kill deliverability, not holiday words. Learn best practices for data, warming and authentication.
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.
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?
Under the skin of the Yahoo/Gmail update: what you need to do and how to do it
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Blog
Under the skin of the Yahoo/Gmail update: what you need to do and how to do it
Spotler editorial team
31-01-2024
Spotler Group's Head of Deliverability, Daniel Thorpe, shares the key details you need to know about Google and Yahoo's new DMARC requirements.
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.
How Zusss increased ROI using dynamic transactional email
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Case study
How Zusss increased ROI using dynamic transactional email
See how Zusss turned transactional emails into a powerful marketing tool with Spotler SendPro, offering dynamic content and personalised product recommendations.
29 ways to improve email deliverability
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Blog
29 ways to improve email deliverability
Spotler editorial team
03-08-2023
It doesn't matter how good your content is if your email isn't reaching the inbox! Luckily building your deliverability is straightforward.
The real effect of dedicated IPs
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Blog
The real effect of dedicated IPs
Nick van Dijk
02-02-2023
What exactly is a 'dedicated IP'? And does using dedicated IPs really help your email deliverability? We explain.
What is Sender Policy Framework (SPF)?
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Blog
What is Sender Policy Framework (SPF)?
Spotler editorial team
14-10-2022
What is SPF (Sender Policy Framework), why is it needed and what does it do? Learn more about this email authentication standard.