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The toolkit

Canvases, templates, checklists, worksheets and calculators to use today. Each one is built on a named framework, explained with its sources, and ready to fill in here, print or download. What you type stays in your browser.

18 tools

Canvases1

One page that holds a whole idea, filled in together.

Checklists1

What to check before it goes out, ticked off as you go.

Worksheets1

Questions to work through, one decision at a time.

Calculators2

The arithmetic behind a rule of thumb, with its source and its limits.

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