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.

What is the Objective of Your Email Call to Action?

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In support of the release of our CTA Guide (How to Build a Strong Email Call to Action), we’ve been sharing some tips on how to create a CTA strategy. We started by talking about tips around where to place your CTAs (and how many CTAs should you include in an email) and today, we’ll cover the descriptive text in your CTAs. To begin, your CTA should meet two main objectives: CTA Objective #1: Tell the reader what to do. Rely on the main message of your email to showcase the benefit of your offer and leave the role of

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Your Holiday Email Questions – Answered!

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Our Deliverability Consultant, Luke Martinez, took some time to sit down with me to answer the questions we received during our last webcast Holiday Sending Hacks. The goals of your holiday email can be a bit different than your traditional email program, but the deliverability basics stay the same! Below you’ll find our holiday sending thoughts and recommendations from unengaged users to unsubscribes. What do you consider “unengaged” users? For example, people who don’t open or click in 90 days? Unfortunately, there’s not a specific time we recommend (like X number of days or months of un-engagement), because it really depends on

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How Will You Grow Your Email Program in 2015?

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As you look to planning for the new year, what does your email strategy look like? If it involves increasing the reach of your email program, you’re in the right place! Growing your mailing list can be pretty complicated. There are plenty of “shortcuts” available to businesses that want to send more email to more people including lists for purchase on the Internet, partners you could potentially share with, services that scrape the internet for email addresses, and more. Unfortunately, those are short-term plays in a long-term game. The key to a successful email program is engagement, and if those

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Your Quick Guide To: Email Reputation and Email Engagement Metrics

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ISPs use a series of reputation and engagement metrics to determine email deliverability. By understanding all of these factors, you can better influence the outcome of your email program. In this post, we’ll break down 3 factors that can affect your reputation and 5 behaviors that show engagement.  Reputation Metrics It’s important to know that each time you deploy messages to your email list, your reputation is impacted. While thresholds vary by ISP, these 3 factors will definitely make an impact: 1. Spam Complaint Rate This is the percentage of subscribers who have reported your email as spam. A high

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Joining the PHP Parade

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I can’t say I was excited to learn PHP, but after the previous maintainer of our library went on to become the new Commissioner of Major League Hacking, it fell on my plate. Growing up (read while in school), PHP was not viewed as the hip and hot language to be writing, but quite the opposite. My first instinct was to pick an open issue and learn enough to work my way through it. I wound up choosing this issue (shout-out to Ian Littman for helping me out!). In short, our library was not throwing any errors when an API

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7 Holiday Email Sending Hacks

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We had a great time sharing some best practices around holiday email programs last Tuesday with our webcast Holiday Sending Hacks. These 7 hacks will definitely come in handy for your holiday planning, so we didn’t want to restrict it to only webcast registrants! Below you’ll find a quick recap of the hacks that we shared; keep them in mind as you prepare your seasonal campaigns. 7 Holiday Sending Hacks 1. Maximize Seasonal Subscribers – Pay special attention to recipients who engage consistently over the holidays. If they make a purchase, become active in a certain group, buy holiday cards, or listen to

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October Recap – The Top 5 Email Best Practice Posts

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As an email sender, the best way to ensure your messages are delivered, opened, and engaged with, is to make sure you’re implementing the right email best practices. Below is a list of the top best practice posts from October. Whether it’s implementing great new calls to action (CTAs), tips on how to grow your recipient list, or examples of emails that work, we’ve got you covered: 6 Steps to Grow Your List Authentically Why it’s important to grow your recipient list the right way. In general, you never want to obtain a list, so growing it the right way

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