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cold email

AI Series

+7

131. The OutboundOS: How I find cleaning companies to buy at scale.

Jun 4, 2026

•

4 min read

131. The OutboundOS: How I find cleaning companies to buy at scale.

50+ hours of manual work reduced to 75 minutes. For £8 a day. Here are the nine tools that got eight replies and two NDAs.

Matt Harris
Matt Harris

prospecting

+2

98. 5 Steps to Create Your Ideal Client Profile

Jul 31, 2025

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2 min read

98. 5 Steps to Create Your Ideal Client Profile

+ Swipe my Top 7 Email Templates

Matt Harris
Matt Harris

prospecting

+1

89. The Science of Cold Emailing: A/B Testing for Better Results

Aug 28, 2024

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2 min read

89. The Science of Cold Emailing: A/B Testing for Better Results

“You can’t manage what you can’t measure.”

Matt Harris
Matt Harris

cold email

88. Effective Cold Email Techniques: From Subject Lines to CTAs

Aug 17, 2024

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4 min read

88. Effective Cold Email Techniques: From Subject Lines to CTAs

Last week, I outlined my 3 step process for sending cold emails that get a response:

Matt Harris
Matt Harris

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