Author Archives: Warren Duff

About Warren Duff

Warren is a Marketing Copywriter at SendGrid, specializing in email and content best practices.


Articles Posted by Warren


DonorsChoose.org Raises Money for Teachers and Students in Need Through SendGrid Transactional Email

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We’re happy to announce a brand new case study of a great SendGrid customer: DonorsChoose.org. DonorsChoose.org pioneered crowd funding for charity in April 2000. Their online charity enables people to donate directly to teachers and students in need. Through DonorsChoose.org, teachers can ask for funding for classroom projects, people can donate directly to those projects, and students in need can be better educated. Email is one of the key ways DonorsChoose,org communicates with citizen donors and donation recipients alike. Over the last year, SendGrid’s email program has helped the online charity raise more than $10 million for classrooms around the

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Scaling With Partnerships

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One of the ways SendGrid has been able to scale and reach its current size is by partnering with other amazing companies and organizations. Partnerships help SendGrid reach new customers, show them how email can help their business, and add value to their email program. To understand how business partnerships are a key aspect in how SendGrid has scaled so far, we interviewed our own Laurence Trifon about the role partnerships have played in SendGrid’s scaling over the last 5 years. First, tell us about your role at SendGrid. My name is Laurence Trifon, I’m the Director of SendGrid’s Business

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What is an SMTP Server?

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Just like our SMTP Service Crash Course, we’re revisiting one of the basic elements of email deliverability: the SMTP Server. Again, we teamed up with our own Nigel Dunetts, a SendGrid Support expert, to answer a few of the most common SMTP server questions. What is an SMTP server? Simply put, an SMTP server is a machine, or collection of machines, whose primary purpose is to send, receive, and/or relay messages between email senders and receivers. An SMTP server will have an address, or addresses, that can be set by the mail client or application that you are using, generally

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Checking In With SendGrid Email Support

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SendGrid sends billions of email every month for thousands of customers, so it’s no surprise that our amazing support staff handles a ton of questions. Whether it’s helping new customers integrate or informing customers of changes to DMARC policies, they handle it all. We picked a few common questions SendGrid Support received over the last month to highlight here along with their answers: Technical Email Issues Why isn’t my email-to-sms working? If you’re considering sending large numbers of SMS messages to customers from your SendGrid account, you may run into some problems. The bandwidth for SMTP-to-SMS is very narrow because

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Looking Back: The Top Email Posts From June

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We strive to provide helpful, interesting, and informative content about all things email on the SendGrid blog. In June, we touched on some great topics, including email security, email templates, and webhooks. In case you missed them, below is a wrap-up of the blog posts that we think you’ll find most helpful to your email campaign: SendGrid and the Future of Email Security Our Chief Security Officer, David Campbell, announced that SendGrid is now utilizing opportunistic TLS encryption to make sure that the mail customers send through SendGrid is secure. SendGrid’s Template Engine Tutorial We provided an online tutorial to guide

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My Email is Sending Spam! Now what?

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From Inbox to the Spam Folder My email is sending spam! It’s the bane of any email campaign. Whether you’ve just started to send email, or you’re sending millions of emails each month, it’s never a good thing for messages to end up in the spam folder. If you’ve noticed more and more instances where your email is being considered spam, it’s time to make some changes. Fortunately, we have a 3-Step System to getting your email back on track and delivered correctly. Step 1 – Learn About Spam If your email is sending spam, get familiar with the top

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CAN-SPAM Compliance: Breaking it Down

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Some of the most common questions we hear from customers are “What is CAN-SPAM Compliance?” or “What is the CAN-SPAM law?”. Fortunately, as experts in email deliverability, we’re here to help! We’ve put together an easy CAN-SPAM FAQ, and the steps you can take to make sure your email campaign is CAN-SPAM compliant. What is CAN-SPAM? CAN-SPAM is short for the CAN-SPAM Act of 2003, which is a law that was signed into effect to set rules for commercial electronic messages and provide recipients with the right to request that messages stop getting sent to them. Why should I care

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