Practical advice on improving email deliverability, avoiding spam filters, and getting more messages into the inbox. We share tips, explanations, and best practices drawn from real-world sending.
Email marketing is still one of the most powerful digital communication tools, but success hinges on a deceptively simple metric: open rates. Why do some emails get opened instantly while others are ignored or deleted? The answer lies in human psychology - specifically how we process curiosity, relevance, trust and timing.
The short version: Most emails sent through a reputable provider land in seconds. But “slow” doesn’t always mean “broken.” A delay of a few minutes, or sometimes a few hours, can be completely normal depending on what’s going on at the receiving server. This guide shows you what counts as normal, what doesn’t, and exactly...
Poor email deliverability costs agencies more than they realise. See how SMTP2GO helps protect every email you send.
You hit Send. The message slid into the Outbox. Then it just sat there.
If you landed here looking for SMTP2GO’s SPF settings, here’s the short version: SMTP2GO handles your SPF for you through a CNAME record on your sender domain, not a traditional TXT include. Add the CNAMEs we provide on your Verified Senders page, and SPF (and DKIM) authenticate automatically. We unpack why a little further down....
Discover the top email marketing strategies for 2026. Learn how to build smarter campaigns, engage subscribers, and improve automation and deliverability for maximum ROI.
Get acquainted with our application while you apply. There's no extra cost to track all of your emails. Forget headaches with email delivery:
