The Deliverable Diary

If your business is planning to use SMS messaging via a dedicated number, there’s one crucial step you can’t afford to overlook: compliant SMS opt-in consent. U.S. wireless carriers require that businesses follow strict guidelines to ensure recipients have explicitly agreed to receive text messages. Whether you’re sending promotional offers or appointment reminders, compliance isn’t […]

When it comes to email, aesthetics matter but reputation and deliverability matter more. URL shorteners may have been your go-to for creating sleek, tidy messages, but they could be quietly sabotaging your campaigns. Here’s why shortened URLs aren’t always the best choice – and what to use instead. What Are URL Shorteners? Linking to external […]

When it comes to email marketing, precision matters – and this includes how your mail server handles SMTP timeouts. SMTP timeouts are crucial for ensuring smooth communication between servers, especially when dealing with latency. According to RFC 5321, implementing a solid timeout mechanism with configurable per-command values isn’t just best practice – it’s essential for […]

Now that email is moving beyond its original frontiers into the exciting world of email-to-SMS it is worth revisiting some best practices to avoid having your texts get blocked by spam filters or flagged as junk in your recipients’ phones. The methods will be familiar to you if you are well-versed in the best way […]

You’ve crafted the perfect email. Your subject line is catchy, the content is polished, and your call to action is crystal clear. But when exactly should you send it? Finding the right time to send an email campaign can be the difference between a click and a scroll past. At SMTP2GO, we know that good […]

If you use email marketing to communicate with your audience, you may have encountered a problem called inbox clipping. Inbox clipping is when an email client, such as Gmail, truncates or hides part of your email message behind a link that says “[Message clipped] View entire message”. This can affect the readability, deliverability and effectiveness […]