How to Calculate and Compare Unit Prices
Use unit prices to compare package sizes, include the costs that matter, and make clearer everyday buying comparisons.
Read articleNotes from the workbench.
Practical notes on building useful software, AI products, and systems that hold up in the real world.
How to Compare Renting and Buying a Home
A practical framework for comparing rent and home-buying costs, assumptions, flexibility, and long-term tradeoffs.
Read articleHow to Plan a Savings Goal
Set a clear savings target, choose a timeline, test regular contributions, and understand the assumptions behind a savings-goal estimate.
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