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Avoid These Costly Insurance Mistakes: A Guide to Smart Coverage

  • Writer: Bridget Sullivan Mermel CFP(R) CPA
    Bridget Sullivan Mermel CFP(R) CPA
  • Dec 1, 2025
  • 4 min read

Updated: Mar 11

In this episode of Friends Talk Financial Planning, John and Bridget discuss insurance mistakes that can cost you thousands and how to avoid them. There’s health insurance, life insurance, renter’s insurance, home insurance, auto insurance, umbrella insurance, and more. How do you decide what types of insurance you need and how much of each type is enough? Tune in for key insights that can help you choose insurance and avoid costly mistakes!


Understanding the Importance of Insurance


Insurance is a crucial part of financial planning. It protects you from unexpected costs that can derail your financial stability. But many people make mistakes when it comes to insurance. Let’s break down the most common pitfalls.


The First Mistake: Not Having Insurance


The first big insurance mistake is not having any insurance at all. This can be a costly decision. Different types of insurance cover various risks. For example, medical insurance is vital. You might think you can skip it, but that’s a huge mistake.


Why You Need Health Insurance


Health insurance is essential. Without it, a single hospital visit can lead to financial ruin. Imagine needing a $300,000 surgery without coverage. That’s a nightmare scenario. You might think, “I can’t afford this,” but the truth is, you can’t afford to go without it.


The Sweet Spot for Insurance Coverage


Bridget shares an important principle from her insurance class. You want to cover things with a low risk of happening but a high cost if they do. Catastrophic events like accidents or strokes fall into this category. Even if you’re young and healthy, you need to consider the potential costs.


When I was fresh out of college, I traveled to Europe and didn’t have medical insurance. I opted for a cheaper policy that only covered major emergencies. It wasn’t ideal, but it was better than nothing. The lesson here is clear: having some coverage is better than having none.


The Need for Life Insurance


Next, let’s talk about life insurance. If you have a family, especially young kids, this is crucial. You need to think about the financial impact of your absence. Raising children is expensive, and if something happens to you, your family could face significant challenges.


Life insurance is necessary if someone depends on your income. If you’re the sole breadwinner, you need to ensure your family is taken care of financially. The cost of raising kids for the next 20 years is substantial. A couple of hundred thousand dollars in coverage might not be enough.


Renter’s Insurance: A Must-Have


Many renters think they don’t need renter’s insurance because they don’t own much. But consider this: if you lost everything in a fire, that would be a significant financial blow. The cost of replacing your belongings can add up quickly. For a few hundred dollars a year, you can protect yourself from this risk.


The Second Mistake: Not Having Enough Insurance


The second common mistake is not having enough insurance. Let’s look at auto insurance. Some people choose the cheapest policies, which often only meet state minimums. This is fine if you don’t have many assets, but if you do, you need higher coverage limits.


Understanding Liability Coverage


Liability coverage is crucial. If you’re in an accident, the costs can be astronomical. It’s wise to have higher limits, such as $250,000 or $500,000. An umbrella policy can provide additional protection for your assets. It may feel unnecessary, but having enough coverage can save you from financial disaster.


Life Insurance Coverage: Are You Covered?


When it comes to life insurance, many people underestimate how much they need. A million dollars might sound like a lot, but it can disappear quickly when raising children. You need to ensure your family is financially secure if something happens to you.


The Final Mistake: Lying on Insurance Forms


The last mistake we’ll discuss is lying on insurance forms. Honesty is crucial when filling out these applications. If you exclude information, you risk having your claim denied later. Insurance companies can be strict about the details you provide.


The Importance of Transparency


When you’re honest on your application, you protect yourself. If you’re ever in a situation where you need to file a claim, you want to ensure you’re covered. It’s tempting to leave out details, but this can backfire.


Conclusion: Protect Yourself with Smart Insurance Choices


In conclusion, insurance is a vital part of your financial plan. Avoid these common mistakes to protect yourself and your family. Make sure you have the right types of insurance and enough coverage to meet your needs.


At Sullivan Mermel, Inc., we’re here to help you navigate these decisions. Our goal is to empower you to achieve significant life goals, like early retirement, through clear, values-driven financial planning. Let’s connect your money to what truly matters and help you live a fulfilling life.


Resources:

At Sullivan Mermel, Inc., we are fee-only financial planners located in Chicago, Illinois, serving clients in Chicago and throughout the nation. We meet both in-person in our Chicago office and virtually through video conferencing and secure file transfer.

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The first thing we do when you contact us is simply find out a little bit more about you and the issues that you're facing. If it makes sense to talk further, then we set up an appointment to get to know one another. While we’ll ask you to about your finances, all of our conversations and your information is private and confidential.

We are fee-only financial planners located in Chicago.   We serve Chicagoland and the nation through in-person meetings in our Chicago office as well as virtually with video conferencing and secure file transfer.

Sullivan Mermel, Inc.

3744 N. Southport Unit G

Chicago, IL 60613

Email: b@sullivanmermel.com
Ph: 773-404-9344
Fax: 773-327-1461
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