Deliverability

Are Permission Reminders Necessary?

As of November 2026, no law or major mailbox provider requires a permission reminder (“You are receiving this email because…”). It is still worth…
Live Mail’s Unsubscribe Button and How It Works in Outlook.com

Outlook.com replaced Windows Live Hotmail, and it still shows an Unsubscribe option at the top of many bulk messages. That option comes from the…
CSS Support in Email: The 2007 Guide and What Still Holds

Table-based layouts with inline CSS are still the safest way to make an HTML email render everywhere in November 2026. The main reason is…
Why Even Good Senders Get Blocked

Good senders get blocked when people stop wanting their mail. Recipients ignore it, delete it unread, or click “Report spam” because they don’t recognise…
Keeping Your Email List Clean: How to Remove Inactive Subscribers

To clean your list as of November 2026, find subscribers who haven’t clicked, bought or replied for a set period, send them a short…
Email Deliverability: Are You Making It to the Inbox?

A pre-send seed test still shows you whether a campaign lands in the inbox, the spam folder or nowhere at Gmail, Yahoo and Outlook.com.…
Email Marketing Headlines: Getting Crafty Without Landing in Spam

Edgy, witty email headlines still work in November 2026 if three things hold: the copy suits the audience, the subject line is honest about…
What Are You Doing on Friday?

Friday is not a sure winner for email sends in November 2026, but it still makes a good test. Omnisend’s 2026 research covered about…
To Confirm Your Subscription, Click Here

Email marketers still disagree about double opt-in. Some specialists require it on every list they manage. Others say that asking subscribers to click a…
Is Double Opt-In Dead?

No. Double opt-in, also called confirmed opt-in, is still alive in November 2026, but it is no longer the only respectable way to build…