
What Triggers Email Client Spam Filters?
Most marketers think spam filters look for words like 'FREE' or 'BUY NOW'. Modern spam filtering is far more sophisticated. Here is what actually causes marketing emails to land in spam.
Benchmarks, guides, and campaign analysis for email marketers who want better results.
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Most marketers think spam filters look for words like 'FREE' or 'BUY NOW'. Modern spam filtering is far more sophisticated. Here is what actually causes marketing emails to land in spam.

Every attribution model is a simplification of a reality that is too complex to capture. Here is why email attribution numbers are never as precise as they look — and what to do about it.

Email marketers leave for work reasons and life reasons. Some departures are preventable. Some are not. But every departure creates the same problem: the knowledge leaves when the person does. Here is what breaks, why good email marketers go, and how to build a system that survives.

Founders see emails arrive and assume the work is simple. In reality, email teams spend 95% of their time on segmentation, QA, deliverability, automation, reporting, and cross-team coordination — all invisible to everyone outside the team.

Every ad-hoc reporting request produces two costs: the time to answer and the cognitive recovery time. Most teams only see the first one. Here is the real cost and how to cut it by 70%.

If your email calendar runs on 'it's time to send something', you don't have a strategy — you have a habit. Here is how to tell the difference.

Stop writing emails. Write decision rules instead. The if/then statement that produces the email is worth more than the email itself.

Forget benchmarks. A good email campaign is not a percentage — it is a structure. Here is the five-part logic every well-built campaign shares, broken down piece by piece.

Marketing, growth, and founders look at the same campaign and see something different. Here is why email reporting fights are almost never about the data.
Practical email marketing campaign tips you can put into action.