Spam Resource: All Things Deliverability

On Thursday, AOL launched iOS and Android versions of "Alto," a "proprietary email intelligence engine built to analyze and restructure the mountain of valuable data buried across multiple inboxes," aka a fancy new email client with time-saving email-sorting…

ISP Feedback Loops (FBL) are valuable for email senders and email service providers (ESPs). It provides valuable information on who is complaining about your mail. Not only does it (usually) allow you to unsubscribe people who complain, preventing them from lodging any addition…

Mailman is a very popular open source mailing list management software package. It's been around for a long time -- since the late 1990s, according to Wikipedia . Sites using Mailman to manage discussion lists were negatively impacted by the roll-out of DMARC, specifically …

Litmus recently shared news that is sure to make email designers everywhere light up with glee: "On August 31, 2016, Gmail began supporting the CSS property display: none;. And today, Gmail announced they will begin supporting <style> and media queries later this mon…

SendGrid's Paul Kincaid-Smith's has a post up this morning about the "tsunami of unwanted email" generated by the bad guys out there using botnets to subscription bomb (aka harass) people and why you should secure subscription signup forms. The bad news is, t…

This is pretty slick. When is the last time you selected "View Source" in Gmail to look at the raw headers and body content of an email message? As of a couple of days ago, Google has added some nice new info to this feature, showing an easy-to-understand summary of a…

Back in 2014, MailChimp published data showing what happens when you mail to purchased lists. Though it is now a couple of years old, it's still solid research and quite relevant today. MailChimp's John Foreman summarizes it thusly: If we look at campaign performance ve…

Microsoft recently announced that on November 1, 2016, they will stop generating updates for Microsoft Exchange's "SmartScreen" spam filters used in Microsoft Exchange Server and the Outlook (Windows) desktop client. Read more about it here . What does this mean? …

If you're having deliverability issues, I can tell you from my experience that you aren't really going to be able to get back to the inbox if any of the following types of subscriber list sources are in play: Co-registration or "lead generation." Every smart m…

Kayla Lewkowicz of Litmus breaks it down:  Seven common deliverability-related assumptions that just aren't true. She explains whether or not it's OK to use FREE in a subject line, or is Yahoo to blame when Yahoo blocks your mail, and provides even more solid explanati…