The Secret Lives of Postmasters: What do Postmasters see daily?

September 13, 2018

Some common questions Postmasters field from senders are, “What happens to all the Postmaster tickets we submit? Does anyone look at them? What’s even going on there?” Before coming to 250ok, I worked as an AOL Postmaster. So in short, I know some stuff, and I’m happy to share what I can. So, we could […]



Deliverability 101: What’s the difference between spam trap networks and sensor networks?

September 12, 2018

If you’ve read our Deliverability Guide, you already have some understanding of what spam traps are and how they operate. A collection of these is called a spam trap network. Similarly, we also touch upon sensor networks in our guide. Even to a seasoned email marketer, these concepts can become confusing. We’re not down with […]



We need to talk about it: Black Friday/Cyber Monday marketing emails!

September 6, 2018

“It’s not even fall yet,” scream our readers, who are frantically attempting to cover their eyes and ears to avoid the inevitable and rapidly approaching holiday season. We know it’s not fall yet, but that’s just the thing. You need to prepare your holiday email strategy now, maybe even yesterday, if you can figure that […]



Deliverability 101: Don’t forget about your sender name, subject line, and preview text.

September 5, 2018

Sender name, subject line, and preview text are the first impression an email makes on a consumer. According to Consumer Pulse, 47% of email recipients decide whether or not to open an email based on subject lines alone. Woof. If you don’t nail the subject line, and optimize your sender name and preview text, you’ll […]



44th M3AAWG General Meeting Attendees: Join us October 8

September 4, 2018

If you are attending the 44th M3AAWG General Meeting in New York City, join 250ok and MailerQ on October 8 to rub elbows and sip drinks — our treat!  For attendees of M3AAWG 44 ONLY. No RSVP required. EVENT DETAILS Date: Monday, October 8, 2018 Time: 7:00-10:00 PM Location: Rocco’s Tacos 339 Adams St., Brooklyn, New […]



Deliverability 101: The true story of email authentication.

August 29, 2018

We can’t really finish a conversation about DNS, subdomains, and IP addresses without naturally progressing into email authentication. Why? Authentication is made up of all of these topics and a little more. It’s a nice building block in the tower of responsible email marketing. In the early, Wild-West days of email marketing in the early […]



Deliverability 101: Getting cozy with IP and domain warm-ups.

August 22, 2018

Now that we’ve looked at IPs and we should have a good understanding of what domains are, the next piece of this puzzle is understanding how to effectively send email from them. The easiest way to think of it is this: Would you ever try to brew hot tea without heating up your water first? […]



250ok welcomes Anthony Chiulli, former Salesforce Marketing Cloud practice lead

August 20, 2018

We at 250ok are extremely pumped to announce the addition of email industry veteran Anthony Chiulli as director of product marketing. Chiulli’s stellar reputation and experience in email infrastructure, authentication and deliverability will pack another 10+ years of brainpower to our team. “Anthony’s track record of maximizing email performance for major brands, and technical understanding […]



Deliverability 101: Monitoring Blacklists and Spam Traps

August 15, 2018

Email blacklists and spam traps aren’t new, so whether you’re an email veteran or just getting started, you have probably heard of blacklists. You may have even heard of spam traps. However, few people have a true understanding of what they actually are, how they work, or how a sender should monitor them. Join them: […]



[Free webinar] How is GDPR affecting deliverability best practices?

August 9, 2018

Unless you’ve been living under the proverbial rock or are brand new on the email marketing scene (and if so, welcome, we’re happy to have you), you know the havoc caused by the General Data Protection Regulation (GDPR) in the lead-up to its implementation date in late May. You were receiving scores of privacy policy […]



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