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Make yourself at home

Practical tools for
life in business.

Start, buy, run, or hand over a business. Work through the decisions with guides, worksheets, and software you can use yourself.

Free guides & worksheets · Paid software available

Choose the work in front of you

What are you working on?

Each path below starts with a free guide or worksheet. No account needed.

  1. Starting a business

    Describe your idea and choose a small customer test.

    Use the idea worksheet
  2. Buying a business

    Set out the work, budget, and boundaries that would fit.

    Make a buyer brief
  3. Running a business

    Review the week and decide what needs attention next.

    Open the weekly review
  4. Working with a partner

    Talk through contributions, responsibilities, and decisions.

    Read the partnership guide
  5. Moving on or handing over

    Prepare the records and responsibilities someone else will need.

    Read the handover guide

Looking for a closer fit to the work you do? Explore by business type

From a question to something you can keep

A plan you can use.
A file you can keep.

Use a tool, download an editable copy, and reopen it when you’re ready to continue.

  1. Work through a tool.Use the prompts to record your answers or compare figures.
  2. Download an editable copy.Keep the file on your device before you leave the tool.
  3. Reopen it when things change.Bring that file back to the same tool and continue your work.
How to keep and reopen your work

Free browser tools need no account.

Actual tool · fictional example figures.

Try it with a real tool · Free

Plan eight weeks of cash.

The Cash Timing Planner brings expected receipts and payments into one view. Keep the editable file and revisit the figures as dates change.

Open the Cash Timing Planner

First, understand the work · Free guide

Before you buy,
know the work.

Buying a business means taking on its everyday work as well as its numbers. Consider the responsibilities and what would fit your life.

Read the buying-a-business guide

For a specific opportunity · Paid software

The Verified Acquisition System

Buyer OS plus seven tools for deal sizing, valuation, payments, offers, due diligence, and loan preparation.

$29one-time · eight tools
Download delivered through Gumroad

See the eight-tool system

Make progress. Keep it.

Your work.
Something to build on.

A conversation, a new idea, a change in the business. Come back with what you’ve learned and build on the thinking you’ve already done.

Go to My work

Continue with an editable file you’ve already downloaded.

Illustrative scene: a Black man reviews his notebook beside a laptop and a forest-green folder of working papers.

When you need another perspective

Make the right
conversation count.

A mentor, an accountant, or a specialist can help with different parts of the work. Use the guidance and help-brief builder to describe your situation and prepare the questions to ask.

Prepare to find the right helpFree guidance · Help-brief builder · Places to look
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Get to know Brass Charter

A place for the people behind a business

The Brass Charter house

Keep your open draft?

Continuing will discard your unsaved changes. You can return to the draft and save or download it first.

Inside a real tool

The Cash Timing Planner

A screenshot from the working planner, using fictional figures. This example starts with $2,000, reaches a low of $300, and ends the eight weeks at $900.

Swipe across the preview to read the details.

Eight-week cash balance chart from October 1 to November 25, 2026. The lowest balance is $300; the expected end balance is $900. The dotted line marks the example's chosen $500 cash level.

The full tool lets you enter receipts and payments, try a change, and keep an editable copy.