FIELD NOTES

Notes from the deliverability trenches.

NOTESOct 14, 2026

Cold Email Follow-Ups That Get Replies: Timing and Templates

Most cold email replies do not come from the first email. Across the campaigns we have run and audited, the follow-ups regularly produce half or more …

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DELIVERABILITYOct 7, 2026

Does Cold Email Still Work in 2026? An Operator's Honest Answer

Does cold email still work in 2026? Yes, if the sending is built properly. An operator explains what died, what changed, and what still prints replies…

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DELIVERABILITYOct 7, 2026

Which Email Provider Is Best for Cold Emailing? Google Workspace vs Microsoft 365 vs SMTP

Which email provider is best for cold emailing? An operator compares Google Workspace, Microsoft 365 and SMTP for cold outreach, deliverability and co…

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DELIVERABILITYOct 7, 2026

Is Cold Email Legal? The US, UK, EU, Canada and Australia Rules in Plain English

Is cold email legal? In the US, UK, EU, Canada and Australia it can be, if you follow each market's rules. An operator explains them in plain English.…

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DELIVERABILITYOct 7, 2026

Does Email Warm Up Actually Work? What It Fixes and What It Cannot

Does email warm up actually work? It ramps a new inbox safely, but it cannot fix bad authentication or a dirty list. Here is what it really does in pr…

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DELIVERABILITYOct 7, 2026

What Is a Good Open Rate for Cold Email? (And Why Replies Matter More)

What is a good open rate for cold email? A tracked 25 percent looks fine, but open tracking is half broken now. Replies are the number that actually m…

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DeliverabilityOct 6, 2026

SPF, DKIM and DMARC for Google Workspace: the cold email setup checklist

Workspace inboxes landing in spam usually means authentication was never finished. The five part checklist: SPF, DKIM, DMARC, the right sending domain…

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DeliverabilityOct 5, 2026

MX Records for Cold Email, What They Are and How to Check Yours

MX records tell the internet where your mail is delivered. This guide explains what they are, why cold email domains still need them set correctly, an…

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DeliverabilityOct 5, 2026

Why Cold Emails Bounce and What Bounce Rate Is Actually Safe

Bounces are not random. They point to list quality, data age, and setup mistakes. This guide explains hard and soft bounces, the rate that is actually…

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DeliverabilityOct 5, 2026

DMARC for Cold Email Domains, From p=none to p=reject Without Breaking Your Mail

DMARC protects your domain and supports deliverability, but jumping straight to p=reject can break real mail. This guide shows the safe path from moni…

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DELIVERABILITYSep 14, 2026

Why Cold Emails Go to Spam (And How to Fix It in 2026)

Most cold email lands in spam for a handful of fixable reasons: weak authentication, bad lists, spammy copy, and cold domains. Here's the practical ch…

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AUTHENTICATIONSep 11, 2026

SPF, DKIM, and DMARC Explained (Simple Guide for Cold Email)

SPF, DKIM, and DMARC are the three DNS records that decide whether your cold email is trusted. Here is what each one does and how to check yours.…

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LISTSSep 8, 2026

How to Verify an Email List Before Sending Cold Outreach

Unverified lists cause bounces, spam complaints, and burned domains. Here is how to clean a cold email list before you hit send.…

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INFRASTRUCTURESep 5, 2026

Email Warmup for Cold Outreach: How Many Inboxes You Actually Need

Warmup is not a vibes exercise. Here is how to size inboxes, domains, and daily ramp for cold email volume that stays out of spam.…

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INFRASTRUCTURESep 2, 2026

Secondary Domains for Cold Email: How Many You Need and How to Choose Them

Secondary domains protect your primary brand domain from cold outbound risk. Here is how many to use, how to name them, and how to check them.…

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COPYAug 30, 2026

Cold Email Subject Lines That Work (With a Free Scoring Method)

Subject lines decide whether the email is opened or ignored. Here is what works in cold outreach — and how to score yours before sending.…

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METRICSAug 27, 2026

Cold Email Reply Rate Benchmarks: What Is a Good Reply Rate?

What counts as a good cold email reply rate in B2B? Benchmarks, how to calculate yours, and what to fix when the number is low.…

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DELIVERABILITYAug 24, 2026

How to Check If Your Domain Is Blacklisted (And What to Do Next)

Domain blocklists still affect cold email deliverability. Here is how to check major DNSBLs and what to do if you are listed.…

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COPYAug 21, 2026

How to Write a Cold Email Sequence (3-Touch Framework)

A simple 3-touch cold email sequence: pitch, bump, breakup. Framework, tone options, and tools to generate and clean the copy.…

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AUTHENTICATIONAug 18, 2026

MX Records Explained: How Mail Servers Decide Where Email Goes

MX records control where email for a domain is delivered. Learn how they work, how to look them up, and why they matter for cold email setup.…

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