The lifetime of a financial model can be surprisingly long. And over that lifetime, lots will change. You'll likely have multiple versions of the files with numerous changes between each version. The output sheet is useful for tracking how the numbers produced by the model change. We also

The Change Log sheet gives you a process for structured tracking of changes to your model. Hopefully, in the future, this will become redundant when Microsoft implements proper change tracking in Excel. This Chapter covers setting up the Change Log sheet. Once the sheet is set up, read the Change