People think learning Claude takes days. It doesn't.

I wrote 17 free guides that teach it in hours:

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Claude 101: ruben.substack.com/p/cl…

Claude Code: ruben.substack.com/p/cl…

Claude Skills: ruben.substack.com/p/cl…

Claude Design: ruben.substack.com/p/cl…

Claude for Excel: ruben.substack.com/p/ho…

How to Prompt: ruben.substack.com/p/pr…

Stop writing like AI: ruben.substack.com/p/it…

Claude Certificates: ruben.substack.com/p/yo…

Claude for your team: ruben.substack.com/p/cl…

Claude Connectors: ruben.substack.com/p/cl…

Set up Claude Cowork: ruben.substack.com/p/cl…

Stop Prompting Claude: ruben.substack.com/p/po…

AI Slides (PPT in 2026): ruben.substack.com/p/po…

Claude to sound like you: ruben.substack.com/p/yo…

Claude as your computer: ruben.substack.com/p/cl…

Claude Cowork + Project: ruben.substack.com/p/cl…

Stop hitting Claude limits: ruben.substack.com/p/ho…

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