What are some of the reasons people decline to participate in Flexible Spending Accounts?

Question

What are some of the reasons people decline to participate in Flexible Spending Accounts?

Answer 1

1  I don't spend that much on what my insurance doesn't cover

2  I'm afraid I wouldn't end up spending what I had allocated for x and/or y and/or z

3  Too much time for so little payback in terms of what I would need that my insurance doesn't cover

4  "They"/Those people have no dependents so they have no extras in terms of needs for which FSAs would be the answer

Answer 2

1. If you overestimate expenses you lose the balance of your contributions.

2. If you're in a very low tax bracket, the savings are minimal.

3. Inertia. They actually have to fill out a form and file it with their employer.