SendGrid's Email Deliverability Blog


From email deliverability best practices, to hackathon highlights, API tutorials, and everything in between, the SendGrid blog is your destination for all things email. Browse our most recent posts in the main feed or filter by category. Be sure to subscribe to the blog to get a daily digest of posts and reach out to us in the comments to let us know how we're doing.

Where to Find Answers to Your SendGrid Questions

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At SendGrid, we aim to have the best Customer Support in the email industry, but sometimes it’s just faster to find answers to your questions on our website and within our existing publications. Below, we’ve compiled the best places for you to look for answers to SendGrid-specific questions. Documentation If you haven’t already taken a look, the SendGrid Documentation is an extremely detailed guide to our product. This is a more technical resource that will help guide you through your account. Sections include: User Guide – Our user guide keeps you up-to-date with the settings found within the SendGrid interface.

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New Year, New ESP: Change Doesn’t Need to Be Scary

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A lot of companies start a new (fiscal) year with resolutions: robust goals followed by excitement and motivation to kick it all off. There is thoughtful planning and time committed to making a new year successful. Oftentimes though, it’s the start that stops most people. Change can be hard, and the thought of overhauling something as foundational as your email service provider (ESP) can be daunting. At SendGrid, we’re here to help. Being new to SendGrid myself, starting in my current role in August of 2015, I realized how much there is to learn about the email space and the

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5 Ways Email Marketing is Like Reality TV

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You heard it here first…we all have something to learn from reality TV. Hard to believe, but it’s true. When first brainstorming this blog post, I was hesitant to so publicly admit my obsession with reality TV. Will readers take me seriously after I admit that I watch every episode of every Real Housewives franchise (including Real Housewives of Cheshire) and that after each new season of Survivor wraps (yes, it’s still on!), I start filling out an application and scripting my audition tape? Well, I hope so. Because amidst all of the tears, triumphs, and tackiness, there are some real

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2016 Email Marketing Tip: “E” is for Engagement

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To celebrate the release of our new guide “A-Z of Email Marketing,” we’re spotlighting a few of our favorite letters. Today’s 2016 email marketing tip comes to you courtesy of the letter “E.” For the full alphabet of tips (26 of them to be exact) download our guide! I predict that 2016 is going to be the year of engagement in the world of marketing. Not to say it wasn’t a big deal before (it’s always been a behemoth deal), but this year it’s going to play an even more important role in helping email marketers cut through the clutter and

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Dear Gmail: Our Google Postmaster Tools Wish List

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Dear Gmail Team, ‘Tis the season for sharing and giving thanks, and SendGrid’s anti-spam team extends a heart-felt “thank you” for the data you share with us via Google’s Spam Feedback Loop (FBL) and the Google Postmaster Tools. The data is actionable and helps us identify unwanted mail that other spam detection systems miss. Your feedback and reputation metrics help our customers improve the quality of their email. Gmail has become a center of gravity in the email universe, and so we appreciate the insights your machine learning systems share with us. This synergistic data sharing is especially important considering

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Driving Brand Value Via Email

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At SendGrid, we literally send BILLIONS of emails every day as businesses connect with their customers via receipts, confirmations, promotions, announcements, you name it. All that email amounts to an amazing opportunity for engaging recipients with your brand. As engagement strategies continue to become more and more complex, it becomes more and more important to seize every opportunity to reinforce your brand. When you look at the expanding variety of engagement channels before us, email remains the greatest opportunity for thoughtful brand management. With that in mind, it’s absolutely critical to look at every email, be it transactional or promotional,

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Don’t Let Your Credentials Get Stolen on GitHub

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GitHub and other cloud-based source control systems are awesome, and they’re extremely popular with our customers. The ease with which you can collaborate with developers across the cube or around the world is unparalleled. However, as public source control platforms like GitHub have risen to prominence, blackhats have taken note. When developers accidentally publish their secret keys to GitHub, bad actors are quick to pounce. They have automated the process of discovering AWS secret keys in public GitHub repositories and using these keys to spin up EC2 instances to mine Bitcoin. Blackhats are also scouring GitHub looking for credentials for

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