Start with
the working notes.
A few places to organise your own preparation, alongside notes about the documents and examples you want to discuss.
My local workspace
Keep a focus note and see your preparation records.
Evidence notes
Structure truthful examples in your own words.
Application tracker
Record opportunities and manually chosen statuses.
Review checklist
Keep track of the topics you have reviewed.
Before the CV draft
Start with the actual role and your relevant evidence.
A structure for the example
Use a clear sequence to explain what you did.