Copy-paste these high-value prompts immediately:

1. "Summarize this in 5 bullets for a busy executive" + [paste]
2. "Find 10 weaknesses in this argument" + [paste]
3. "Rewrite this to be 50% shorter without losing meaning" + [paste]
4. "Act as a hiring manager. What's wrong with this resume?" + [paste]
5. "Turn these rough notes into a professional email" + [paste]
6. "What are 5 questions I should ask before making this decision?"
7. "Explain this error message and how to fix it" + [paste error]
8. "Give me the 80/20 on [topic] — 20% of knowledge that gives 80% of value"
9. "Act as a critic. Tear this apart." + [paste work]
10. "What's missing from this plan?" + [paste plan]

Reference:

Prompt engineering overview

https://docs.anthropic.com/en/docs/build-with-claude/prompt-engineering/overview