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  • Email Delivery & Tips

Transactional SMS: What It Is, Examples, Rules, and How to Send It (2026 Guide)

Transactional SMS is the text your customer gets the second something happens on their account. The shipping label is printed. The login attempt fires. The appointment is 30 minutes out. It’s automated, it’s triggered by an event, and it carries information the recipient actually wants. Marketing? That’s a separate animal with separate rules. This guide […]

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  • Email Delivery & Tips

What Is SMTP Relay? How It Works, When to Use It, and How to Choose a Provider

SMTP relay is the service that takes an outgoing email from your app, website, or device and hands it off to the recipient’s mail server on your behalf. If you send more than a handful of emails a day, especially the automated ones (password resets, order receipts, alerts, newsletters), you’re almost certainly relying on a […]

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  • Features & Updates

cPanel Plugin: Making Automation Easy

Streamline domain and email management with our cPanel Automation Plugin. The updated version has been released; it includes some fixes and resolves the recent authentication issue. Managing dozens – or even hundreds – of customer domains and email services can be a serious time sink. If you’re a hosting provider juggling DNS settings, SMTP configurations […]

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  • Features & Updates

Gmail Says “On Behalf Of”? How to Remove It (And Keep Your Mail Out of Spam)

You set up Gmail to send from your business address. Looks fine on your end. Then a client replies and you spot it: their email shows your message as coming from you@gmail.com on behalf of you@yourcompany.com. Not a great look when you’re trying to look like a real company. The good news is this is […]

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  • Email Delivery & Tips

Navigating GDPR, CAN-SPAM and CASL

Email marketing remains one of the most effective ways to build customer relationships, but it also comes with serious compliance responsibilities. Between Europe’s GDPR, the United States’ CAN-SPAM Act, and Canada’s CASL legislation, marketers today need to understand far more than just open rates and click-throughs. The challenge is not simply avoiding fines. Compliance directly […]

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  • Customer Success

Support That Never Sleeps: Real Humans 24/7

When your email delivery matters, waiting hours (or even days!) for support isn’t good enough. Whether you’re sending transactional emails, running campaigns, or troubleshooting a delivery issue, you need answers quickly and you need them from someone who understands what’s going on. That’s why SMTP2GO offers 24/7 support from real humans. No scripts, no endless […]

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