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Clean data. Clear decisions.

A portfolio and educational resource for practical data work.

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Services

Practical notes, walkthroughs, and examples of spreadsheet and CSV data-cleaning workflows. Browse the Field Notes for techniques and context.

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Services Overview

Essential Clean

Quick audit

Error checks

Format fixes

Duplicate removal

Advanced Clean

Column mapping

Value standardization

Outlier review

Process notes

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Field Notes

Short, honest tutorials on cleaning messy spreadsheets fast.

  • Google Sheets Budget Tracker: Compare Spending and Fix Entry Errors

    Have you recorded your transactions but found that this month’s balance looks wrong? This Google Sheets budget template totals your entries and compares spending with your budget. It automates the calculations; you still enter transactions and check them against your records. Concepts: Three Things to Check Before Reading the Numbers Budget Variance vs. Cash Flow…

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Portfolio

  • Google Sheets Budget Tracker: Compare Spending and Fix Entry Errors

    Have you recorded your transactions but found that this month’s balance looks wrong? This Google Sheets budget template totals your entries and compares spending with your budget. It automates the calculations; you still enter transactions and check them against your records. Concepts: Three Things to Check Before Reading the Numbers Budget Variance vs. Cash Flow…

View all Portfolio →

Contact

Have a spreadsheet or CSV cleaning project in mind? Start with a short project brief.

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Data Cleaning Toolkit

A reusable Excel and CSV QA template for spotting common issues before analysis, reporting, or import.