07/20/2026
Never keep more than a month of expenses in cash."
You've probably seen some version of this before.
There's a real idea behind it. Cash can lose purchasing power over time, which is why the advice sounds sensible.
But what it doesn't tell you is that cash can also have an important job. It might be your emergency fund, your buffer during an unpredictable income month, or the money you've set aside for an upcoming expense.
The same advice can lead to different answers depending on who's hearing it.
That's why this claim lands in our Needs Context bucket.
The next time you come across a money rule that starts with "always" or "never," pause before taking it at face value.
Save this post for the next piece of money advice you're unsure about.