Mailjet blog
Deliverability
Everything you need to start building connections that matter.

Sunset policies in your email program
Email deliverability rules have changed. It’s not a numbers game anymore where more email addresses equal more potential customers. In fact, new laws actually penalize you for sending too many emails that go unopened. Enter the need for an email sunset policy...
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Improving your sender reputation to boost email deliverability
Deliverability. That's what’s at the center of any successful email marketer's focus...
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What’s cool about COIL
In terms of opt-in options, you probably think you’ve got them down. But we’re here to...
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Sender score and email reputation: What are they and how to improve them
Everyone likes good scores, whether they be in sports, video games, or academics...
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Spam traps: What are they and how to avoid them
When it comes to online mail, spam traps can be the bane of many companies’ existence...
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What is phishing?
Even though technical security measures are improving constantly, phishing remains one of...
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Email list cleaning: Why and how to properly clean your email list
Spring cleaning is a drag. We get it. But just like it’s important you get rid of all those broken...
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Email deliverability: A how-to guide to get into the inbox
How often do you check your spam folder? Almost never? Then how do you know that important emails aren’t in your spam folder? Do...
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Terra Mail is about to close: All you need to know
Not so long ago, we told you Orange Email was closing down. It seems like EE are not the only ones that have gone on a spring cleaning spree...
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Orange email is closing: Here’s all you need to know
There’s not much time left: on May 31st, Orange, Wanadoo and Freeserve domains will be shutting down a number of email addresses, and valuable...
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Infographic: The journey of your emails this Christmas
There are many mysteries out there around Christmas. How does Santa Claus know where...
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The journey of your emails this Christmas
Christmas is just around the corner – at least for the email marketer – and the time to think...
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Opt-in is for life, not just for Christmas
The Holiday season is the time to grow your email lists. Email opt-in is the key to do it right -follow our tips to convert your contacts for life...
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Yahoo!’s security breach and what it means for your email sending
Last week, the Internet was shaken by another scandal on data security. Yahoo! announced that the credentials of 500 million of their user...
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Quiz: What kind of spammer will you be this holiday season?
Soon, that time of the year will come. You know, that time when turkeys and other feathered...
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Improve your email deliverability: The secrets to send your holiday emails straight to the inbox
Is there anything worse than putting your blood, sweat and tears into creating the perfect email campaign, just to see it land in the spam folder...
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Get ready for easier unsubscribe on iOS 10
August is the perfect month to prepare for Back to School and sharpen your marketing efforts...
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Using Gmail for email marketing: Not such a good idea
A few days ago, Loïc Le Meur published a post on the French blog Medium wondering why his newsletter kept being marked as spam in his subscribers’ inboxes...
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How to get the most out of Gmail’s Postmaster Tools
It’s been a few months since the launch of Google’s new Postmaster Tools for Gmail and by...
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Gmail’s newest Postmaster Tools means more inboxing
The Gmail Team announced last week a new suite of Postmaster Tools that is spreading positive news through the email community...
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The cover-to-cover guide on global spam law
There was a story that my parents imprinted in my childhood memory. I had an uncle that grew up in a small, secluded village in China....
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Spring is here! Time to give your inbox a spring clean
The sun’s out, the rain has resided… we all know what that means right? Spring time is upon us...
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January blues: Declining open rates and what to do about them
It could be that it’s one of the colder months of the year (in the northern hemisphere), or that we’re just coming off the holiday season...
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Flight School Friday: Developing for deliverability
There are a number of API “hacks” that can be done to boost your deliverability rate.
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