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Essential reading

Spreadsheet audit and review procedures are an essential part of almost all City of London financial transactions.
A poorly documented spreadsheet erodes effective use. Our workshops help students develop good documentation habits and skills.
Incorrect use of Excel's NPV function is a common source of spreadsheet errors. We show several pitfalls and ways to avoid them.
Solver Max provides a collection of optimization model examples in Excel (using the Solver and OpenSolver add-ins) and Python.
Only a quarter of survey participants were satisfied with their spreadsheet testing. Their techniques are largely manual and lack formalism.
This early spreadsheet, a Babylonian clay tablet c.1800 BC, contains several errors. How many errors do your spreadsheets have?
Your spreadsheets may be disasters in the making. Strive for spreadsheets that are validated, reliable, and auditable.
This article walks you through different methods and built-in tools that can be used to audit and debug Excel spreadsheets.