Escaping the Spam Folder
A focused bundle on why cold email gets filtered and how to fix it: spam scores, trigger words, Gmail's filter, the Promotions tab, and the metrics that sink domains.
8 guides
Why Your Emails Land in Spam, and How to Fix It
SPF, DKIM, and DMARC explained through the problem they actually solve: mail that never reaches the inbox.
What Is a Good Spam Score for Cold Email?
Spam scores from SpamAssassin, Microsoft SCL, and provider filters decide placement. Here are the target numbers and what actually moves them.
Spam Trigger Words to Avoid in Cold Email
Modern filters read intent, not a banned-word list, but whole categories of phrasing still skew your score toward spam. Here are the ones to cut.
Plain Text vs HTML Email for Cold Outreach
Plain text wins for cold email, but not for the reason usually given. What matters is looking like a person wrote it, and how many links you include.
How Gmail's Spam Filter Actually Works
Gmail decides placement with authentication rules, AI content analysis, and a hard complaint-rate ceiling. Here is what each layer checks, and how to pass it.
Why Your Emails Land in Promotions Instead of Primary
The Promotions tab is not spam, but it is not the inbox either. Here is what pushes cold email there, and how to write and send for the Primary tab.
Complaint Rate and Bounce Rate: The Numbers That Sink Domains
Two metrics decide whether receivers keep trusting you: how often recipients mark you spam, and how often your mail hits dead addresses.
How to Warm Up a Cold Email Domain in 14 Days
A day-by-day warm-up schedule with real volume numbers, what to watch at each step, and the signals that tell you to slow down rather than continue.