Email Marketing Insights

Practical guides on deliverability, AMP emails, cold outreach, inbox warm-up, and modern email infrastructure.

9 Best Free SMTP Relay Services

The best free SMTP relay services in 2026, plus how to set one up, which port to use, and how to fix emails that land in spam or never arrive.

Brain Lucas

Jul 20, 2026

12 min read

Email Marketing Strategy

Targeted Email Marketing Services

A complete guide to targeted email marketing services: what it is, how it differs from mass email, campaign examples, costs, and the best platforms to use.

Brain Lucas

Jul 20, 2026

13 min read

Email Marketing Strategy

Email List Management: The Complete Guide for 2026

A complete guide to email list management: how to build, segment, clean, and maintain your list so your emails keep landing in the inbox instead of spam.

Brain Lucas

Jul 12, 2026

13 min read

Email Marketing Strategy

12 Best Email Marketing Platforms in 2026 (And Who Should Use Each One)

The 12 best email marketing platforms in 2026, matched to who should use each one and why. Compare features, pricing, and deliverability to find your fit.

15 Best Email Deliverability Tools in 2026 (Tested and Compared)

The 15 best email deliverability tools in 2026, grouped by job: send, check, test, monitor, and optimize. See the top picks and how to keep emails out of spam.

Brain Lucas

Jun 30, 2026

12 min read

Email Marketing Strategy

How to Design a Newsletter in 2026 (A Simple Step by Step Guide)

Learn how to design a newsletter that gets opened, read, and clicked. A simple step by step guide covering structure, layout, mobile, tools, and reaching the inbox.

9 Best Free SMTP Servers for Startups in 2026

I tested the best free SMTP servers for startups in 2026 on free limits, setup speed, and deliverability on a new domain. See the top picks and who each is for.

10 Best Free SMTP Servers in 2026

I tested the best free SMTP servers in 2026 on deliverability, free sending limits, and setup. See the top picks and how to send email that lands in the inbox.

Brain Lucas

Jun 28, 2026

13 min read

Email Marketing Strategy

11 Best Email Marketing Software in 2026 (Reviews & Comparisons)

My friend was ready to give up on email after two bad tools. So I tested the main ones properly. Here are the 11 best email marketing software picks for 2026, ranked, and who each one is for.

Brain Lucas

Jun 26, 2026

14 min read