Guides
In-depth, sourced guides on the personal finance decisions our calculators help you run the numbers on.
- Debt Avalanche vs. Snowball: Which One Actually Gets You Out of DebtThe math says avalanche saves more money. A study of 6,000 real debtors found snowball got more people to actually finish. Here's both sides, and how to decide.
- Which Closing Costs Can You Actually Negotiate?Closing costs feel like a fixed tax, but a chunk of them are shoppable by law. Here's which ones, how much shopping around is worth, and how to actually do it.
- How to Avoid a Tax Penalty Even When Your Freelance Income Is UnpredictableYou don't have to correctly predict this year's income to avoid an IRS penalty. The safe harbor rule lets you pay based on a number you already know: last year's tax bill.