One-click unsubscribe: Don't do it
I've talked about unsubscribe practices in more detail before, but I think it's importa…
I've talked about unsubscribe practices in more detail before, but I think it's importa…
Spoiler: It's when Icelandic horses respond to your work emails for you. The blog Government…
Validity manages ISP feedback loops for a whole bunch of ISPs (30+) all around the world. They&…
"Is this message transactional, or is it commercial?" That's a question I get ask…
BIMI's so hot right now! Everybody's asking me lately which ISPs support it and how do I…
Also called blocking lists, blocklists are lists of IP addresses and/or domain names that are us…
Jeff Butts from Mac Observer walks you through how to send an email using Apple's "Hid…
I'm only a couple hours into my day today and so far I've received three different email…
Greylisting is where an ISP or mailbox provider configures their mail server to temporarily dela…
Let's talk about domain warming. Specifically, what can happen when domain warming goes wron…
Here’s a question that a friend asked me lately: What does the SpamAssassin "HEADER_FROM_D…
Nicholas De Leon of Consumer Reports explains how easy it is to clean the cruft out of your Gmai…
The Friendly From is not quite its own separate header, but it is a field in your from header. I…
Here's what is sure to be your favorite fun factoid forever from today: At Gmail -- for the …
So, you read my blog post about how content still matters (even if it takes a back seat to IP a…