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Back office with spreadsheets

Stock, income, customers and documents in one trusted place — no expensive software

Lessons (in order)

  1. 01Designing spreadsheets that don't break Separate input and summary sheets, one row per event, never type over formulasBasics · 6 min
  2. 02Stock that updates itself and warns before running out Product table + movement log + reorder point = know what to order before it's goneHands-on · 7 min
  3. 03Income and expenses in 5 minutes a day Log little but completely: date, type, category, channel, amount — let formulas summarizeBasics · 5 min
  4. 04A small customer database you will actually use Keep only what you need, track the next follow-up, respect personal dataHands-on · 6 min
  5. 05Sales documents: quotation, invoice, receipt When each document is used, what it must state, and how a tax invoice differs from a receiptHands-on · 6 min

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E-book

Back Office with Spreadsheets

Stock, books, customers and documents you can set up in a week

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A Back-Office System in Google Sheets

Build your own working stock, books, customer and document system

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