An emergency fund covers the things that don't stop when your income does. Not your whole budget: streaming, dining out and holidays all pause in a real emergency. Estimates are fine.
These decide how many months you should hold. Someone with one income and variable pay needs a deeper cushion than a two-income household on salary. That is the whole difference between three months and nine.
Add your monthly essentials to see your number.
Short, practical articles on budgeting, borrowing, saving and protecting your money.