Free For Customers

Substacknewsletter · by Jonathan Butler · English

How companies use creativity to generate a profit while not charging customers a dime.

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Publishing
No recent posts
Observed from indexed posts
Last post
Aug 8, 2020
Aug 8, 2020
Likely audience
IT professionals
Inferred from post content

Free For Customers is a Substack newsletter by Jonathan Butler covering email spam, bot attacks and CAPTCHA. Its most recent indexed post is from Aug 8, 2020.

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Recent posts

  • reCAPTCHA
  • Namelix
  • How companies…

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