Money
Why Purchases Under $15 Feel Free: The Research, and a One-Month Log to Check Your Own
Small purchases slip past the budget because of how they are paid, not how much they cost. The payment research, plus a 30-day log that needs no app.
Money
Spending Habits
Where everyday money actually goes, and the patterns that make small spending add up.
Money
Does Paying in Cash Make You Spend Less? What the Research Says, and the Part You Can Keep
Studies do find people pay more with cards than with cash. What they measured, what they did not, and a two-minute habit that keeps the useful part.
Money
How to Log Every Purchase for 30 Days, and What the Log Is Likely to Show
A one-month purchase log is the cheapest spending audit there is. A method that survives the month, plus sourced benchmarks to read your results against.
Money
The Budget Category No App Offers: "I Don't Know Why I Bought This"
Add one bucket for purchases you cannot explain, then sort it by what went wrong, not what was bought. The method, plus the research behind it.