I've talked about unsubscribe practices in more detail before, but I think it's important enough to call this one out on its own. If your email send platform, CRM, or ne…
Spoiler: It's when Icelandic horses respond to your work emails for you. The blog Government Technology explains in more detail .
Validity manages ISP feedback loops for a whole bunch of ISPs (30+) all around the world. They've got a signup and management interface for this "Universal Feedback Loo…
"Is this message transactional, or is it commercial?" That's a question I get asked quite regularly as a deliverability consultant. Note that I am not a lawyer, so…
BIMI's so hot right now! Everybody's asking me lately which ISPs support it and how do I set it up and do I need a VMC and more! Lots of smart folks have implemented a BI…
Also called blocking lists, blocklists are lists of IP addresses and/or domain names that are used as data to feed into various email servers and spam filters. The implication is…
Jeff Butts from Mac Observer walks you through how to send an email using Apple's "Hide My Email" functionality from your iOS device. Neat idea...except that it do…
I'm only a couple hours into my day today and so far I've received three different emails from three completely different senders, each inviting me to go look at the same…
Greylisting is where an ISP or mailbox provider configures their mail server to temporarily delay incoming email. Usually not long -- perhaps for only 60 seconds to a few minutes…
Let's talk about domain warming. Specifically, what can happen when domain warming goes wrong (or isn't considered) -- sending too much volume too fast, without enough do…
Here’s a question that a friend asked me lately: What does the SpamAssassin "HEADER_FROM_DIFFERENT_DOMAIN" rule ("From and EnvelopeFrom 2nd level mail domains are…
Nicholas De Leon of Consumer Reports explains how easy it is to clean the cruft out of your Gmail account email archive. Very helpful for those of us cheapskates who don't w…
The Friendly From is not quite its own separate header, but it is a field in your from header. It is the text that goes next to your email address in the from header. If the fro…
Here's what is sure to be your favorite fun factoid forever from today: At Gmail -- for the domains gmail.com and googlemail.com -- whether or not the username portion has do…
So, you read my blog post about how content still matters (even if it takes a back seat to IP and domain reputation). And you've done the neutral content test. And you see t…
