Email Obfuscation: How to Protect Your Address from Spam

Email addresses are one of the most common points of attack for spambots and malicious crawlers. Whenever you publish your email openly on a website, you invite automated systems to use it and flood your inbox with unwanted spam. The solution? Email obfuscation, also known as email masking. This technique hides your email address from automated tools while keeping it visible and usable for real people.

Transactional Email 101: Types, Templates, and Best Practices

Written by Tanya Tarasenko

Every “reset your password,” “your order is confirmed,” and “your package is on the way” message is a transactional email doing quiet, essential work. In this guide, you’ll learn what transactional emails are, common types of transactional emails, and best practices for sending them.

The Email Marketing Optimization: Audits, Techniques, and Deliverability

Written by Tanya Tarasenko

If your list is growing but revenue isn’t, you don’t need “more emails”; you need smarter email marketing optimization. This guide gives you a cohesive approach to email marketing optimization, aligning deliverability, content, and data to move from quick fixes to compounding returns.

DMARCbis Takes the Place of DMARC: What’s in It for Senders?

Written by Julia G

DMARCbis is the updated version of the current DMARC email authentication standard, which is expected to be released in 2025. It is to note that the modifications proposed by the Internet Engineering Task Force (IETF) working group aren’t eradicative – they are aimed at improving security and effectiveness of the protocol.

Outlook Spam Filter: How It Works & How to Avoid It

Written by Tanya Tarasenko

Efficient email communication hinges on reliable spam protection, and Microsoft Outlook’s built-in filters rank among the most widely used. Yet, legitimate messages sometimes land in the spam folder, while unwanted junk still slips through. According to email delivery statistics by GlockApps, in Q2 of 2025, the average spam rate among mailbox providers in Outlook was 47,31%. This is the highest spam rate among the providers overall.

How to Choose Between Long and Short Emails for Good Deliverability and Engagement

Written by Tanya Tarasenko

How long should a marketing email be? Do subscribers prefer concise, short emails that get straight to the point, or do they value the depth and storytelling possibilities of a long email? In this in-depth guide, we’ll explore the pros and cons of long-form vs short-form emails, outline email length best practices, and help you determine the ideal email length for your objectives.

List-Unsubscribe Header Explained + Templates

Written by Tanya Tarasenko

Every inbox is flooded daily with newsletters, promotions, and automated alerts. As senders, ensuring a smooth unsubscription process isn’t just best practice, it’s a requirement under regulations like GDPR and CAN-SPAM. Enter the List-Unsubscribe header, a simple yet powerful email header that provides recipients with one-click unsubscribe capabilities directly from their email client. In this guide, we’ll unpack everything you need to know about the list-unsubscribe header: from its benefits and RFC 8058 compliance, to unsubscribe email examples and templates that drive higher deliverability and user satisfaction.

Mailto Links Explained: Format, Examples, and Best Practices

Written by Tanya Tarasenko

Creating a seamless user experience on a website means enabling visitors to contact you effortlessly. One of the simplest ways to do this is by using a mailto link, an HTML element that prompts a user’s email client to open and pre-fills specific email fields. Despite their simplicity, mailto links are often misunderstood or misused.

New Email Deliverability Statistics: What Changed in Q2 2025?

Written by Julia G

We continue our series of email deliverability statistics and now we are ready to present the data for Quarter 2 2025 examining email deliverability rates in comparison with Quarter 1 2025 and highlighting the major changes.

Top Email Automation Software: Find the Best Choice for Your Business

Written by Khrystyna Sliusar

Businesses can hardly do without automation in today’s competitive market, as it is not only useful but essential. If you rely on manual email marketing, you are losing time, missing opportunities, and falling behind competitors who automate their workflow.

Email automation software allows you to send personalized, behavior-based campaigns at scale, without spending hours crafting and managing every message. These tools work by triggering emails based on predefined customer actions, making your outreach more relevant and timely.