From Excel to AI Tools

ChatGPT, Claude, and Copilot can do in sixty seconds what currently takes you three hours. The problem is not the tool. The problem is that nobody taught you how to actually use it.

If your relationship with AI is typing a quick question and hoping for something useful, you are getting roughly ten percent of what these tools can deliver. The other ninety percent comes from knowing how to prompt properly — and that is a skill, not a guess, with patterns that work every single time once you know them.

From Spreadsheets to AI Tools is a practical, no-nonsense guide for Excel professionals who want to use AI seriously: to write reports faster, clean data more systematically, draft emails in seconds, and automate the repetitive thinking-work that fills up every working week.

Every technique in this book is taught through the lens of work you already do. Not abstract "AI use cases" — actual monthly commentaries, actual customer emails, actual formula debugging, actual data quality audits. You will not finish this book knowing AI trivia. You will finish it with reusable prompt systems running in your actual job.

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WHAT YOU WILL LEARN

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✔ The 7 core prompt patterns that work across ChatGPT, Claude, and Copilot — and exactly when to use each one for maximum output quality

✔ AI-assisted Excel formula help — get any formula written, debugged, or explained in plain English in seconds, including nested formulas you inherited and never understood

✔ Data cleaning with AI — diagnose messy datasets, generate cleaning checklists, and produce Excel formulas and VBA scripts that fix the issues automatically

✔ Prompt chains — sequences of connected prompts that turn a complex multi-step task into a repeatable, reliable, automatic workflow

✔ Connecting Excel to AI via API — call AI models directly from VBA or Python for fully automated, end-to-end report generation with zero copy-pasting

✔ Detecting and avoiding AI hallucinations — the single most important skill separating safe, professional AI use from reckless guesswork

✔ A 60+ prompt library covering formulas, analysis, reports, emails, and data cleaning — ready to copy, paste, and adapt to your own data immediately

✔ Three complete real-world projects — a Monthly Sales Commentary Generator, a Customer Email Responder that handles seven situation types automatically, and a full Data Quality Audit system with scoring and remediation planning

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WHY PROMPT ENGINEERING IS THE SKILL OF 2025

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The gap between a mediocre AI output and an exceptional one is almost never the model. It is the prompt. The same AI tool that gives a generic, unusable answer to a vague question will produce a polished, board-ready management commentary when given the right structure, the right context, and the right constraints.

This is the highest-leverage skill gap in business today: the people who know how to prompt well are getting a genuine 5 to 10x productivity multiplier on writing, analysis, and reporting tasks. The people who do not are still doing it the slow way, unaware of how much time they are leaving on the table every single week.

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HOW THIS BOOK IS STRUCTURED

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The book moves from foundational prompting (Chapters 1–6) through advanced chaining and automation (Chapters 7–8) to three full production-grade projects (Chapters 9–11) and finishes with an honest, clear-eyed look at AI's real limits and what is coming next (Chapters 12–13). Every chapter includes a complete worked example with real prompts and real AI outputs, not hypothetical descriptions.

This book is tool-agnostic by design. Every technique works whether you use ChatGPT, Claude, Microsoft Copilot, or Google Gemini — the patterns transfer because they are about how you structure a request, not which company built the model behind it.

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WHO THIS BOOK IS FOR

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→ Financial analysts and accountants who write the same monthly commentary every reporting cycle and want it done in minutes, not hours

→ Account managers and customer-facing teams who draft dozens of emails a week and want consistent, professional responses fast

→ Data analysts and operations managers who need systematic data quality checks without manually scanning every column by eye

→ Anyone who has tried ChatGPT, found it underwhelming, and never learned why

→ Excel professionals who want to be the person on the team who "just gets things done faster" without anyone quite understanding how

No AI experience required. No technical background needed. If you can describe a task clearly to a colleague, you can learn to prompt an AI model to do it for you — this book shows you exactly how.

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ABOUT THE FROM SPREADSHEETS TO CODE SERIES

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From Spreadsheets to AI Tools is Book 6 of the From Spreadsheets to Code series by Waskey Press — six practical books that teach Python, SQL, JavaScript, R, and VBA to Excel professionals who want to extend their capabilities without a computer science degree. Each book starts from Excel, builds to professional-grade technical skills, and delivers results through real-world projects with zero academic filler.