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Validity Blog

August 1, 2025

The Dangers of Misleading Subject Lines: “Sale Ends at Midnight” and Other Legal Pitfalls 

Email remains a phenomenally effective marketing channel. The Litmus State of Email 2025 report quotes an average return on investment of 36:1. While many tend to focus on email’s direct contribution to revenue, its value is also measured in terms of customer engagement, brand awareness,...

By Guy Hanson (VP of Customer Engagement)

Most popular

Unlocking Email Accessibility for All: What the European Accessibility Act...

Keeping the Inbox Safe: Microsoft’s New Bulk Email Rules Explained...

Why You Shouldn't Buy Email Lists...
Email Security and Authentication

July 28, 2025

Why Does DMARC Fail? Troubleshooting Email Authentication Issues

Why Does DMARC Fail? Troubleshooting Email Authentication Issues Email is one of your most important communication tools, whether you're running marketing campaigns, prospecting new clients, or...

By Validity

Email Deliverability

July 9, 2025

The Perfect Storm: How Two Major Industry Changes Impacted Email Engagement

It often seems the one constant in the email industry is that the email industry is constantly changing! Mailbox provider requirements, email filtering,...

By Laura Christensen and Rafael Viana (Professional Services Team)

Email Marketing

July 7, 2025

Email Accessibility in 2025: Why It Matters More Than Ever (and How to Get It Right)

Email accessibility has always been an important part of inclusivity—and thankfully, more states and countries are finally starting to prioritize it.  

By Megan Farquharson (Email Strategist)

Email Deliverability

July 1, 2025

Gmail Annotations in 2025: What They Are, How They Work, and What Comes Next

Since launching in 2018, Gmail annotations have evolved into a key feature of Gmail’s promotions tab.   What exactly are they? 

By Danielle Gallant (Sr. Email Strategist)

Email Infrastructure and Service Providers

June 24, 2025

Unlocking Email Accessibility for All: What the European Accessibility Act (EAA) Means for Your Campaigns

Would you ever willingly alienate 25 percent of your marketing audience?  Of course not. But if your content isn't built on a...

By Guy Hanson (VP of Customer Engagement)

Email List Hygiene

June 2, 2025

Why You Shouldn’t Buy Email Lists

Buying email lists for marketing seems like a quick fix. It offers instant contacts, fast growth, and less effort, but this shortcut can lead...

By Validity

Email Deliverability

May 27, 2025

Mailbox Provider Roundtable: Recapping Microsoft, Gmail, and Yahoo’s Thoughts on New Bulk Sender Requirements

The email marketing sector wasn’t surprised by Microsoft's announcement to join Gmail and Yahoo in setting requirements for bulk senders. Yet, it

By Matt Shore (Content Marketer)

Email Infrastructure and Service Providers

May 9, 2025

Keeping the Inbox Safe: Microsoft’s New Bulk Email Rules Explained

Microsoft has finally joined the bulk sender requirement club! After the announcement and implementation of Gmail and Yahoo’s bulk sender requirements, email experts...

By Julie Stuck (Senior Email Strategist)

Email Deliverability

April 29, 2025

The BIMI Battle: An Analysis of BIMI Adoption and Implementation

Brand Indicators for Message Identification (BIMI) sounds great, right? Your logo, right there in the inbox, helping you...

By Rafael Viana (Sr. Email Strategist)