How-To Guides — EmailSendX blog

How does IMAP work? The short answer How does IMAP work? IMAP (Internet Message Access Protocol) keeps your email on […]

Jun 16, 20263 minutesRead

What is an email spam words checker? An email spam words checker scans your subject line and body for the […]

Jun 11, 20263 minutesRead

SPF, DKIM, and DMARC explained: the short version SPF, DKIM, and DMARC explained in one line: they are three DNS […]

Jun 10, 20264 minutesRead

How does SMTP work? The short answer How does SMTP work? SMTP (Simple Mail Transfer Protocol) is the language email […]

Jun 9, 20265 minutesRead

The 50-Step Framework Behind Every Agency Email Program That Survives 2026 The agencies that survive long-term don’t run email marketing […]

May 31, 20266 minutesRead

The A/B Test You Just Ran Probably Isn’t Significant — Here’s How to Run One That Is Most email A/B […]

May 30, 20265 minutesRead

The Most Underused Email Automation in 2026 Is the One That Writes Itself The average B2B blog publishes 2–4 posts […]

May 27, 20264 minutesRead

Why Most “Drip Campaigns” Are Just Scheduled Newsletters Pretending to Be Sequences Open any marketing blog and search “drip campaign.” […]

May 26, 20265 minutesRead

Why “Hey {first_name}” Has the Worst Open Rate of Any Subject Line in History There’s a token in every email […]

May 23, 20265 minutesRead

A Cold IP Has Zero Reputation. Here’s How to Build It in 30 Days — Without Tanking Deliverability. A new […]

May 19, 20265 minutesRead

You’re Paying 32× More for Email Than AWS Charges — Here’s Why Here is the uncomfortable arithmetic of email marketing […]

May 16, 20265 minutesRead

The Reason Your 47-Segment Setup Hasn’t Beaten Your Old 3-Segment Setup Every agency that’s been running email for more than […]

May 13, 20268 minutesRead