Financial Planning: How to Avoid 5 Common Mistakes I See

Financial planning is a continuous process of setting goals, making informed decisions, and adjusting your course as life unfolds. But without proper guidance, it’s easy to fall into traps that can easily derail your progress.

Financial planning is a continuous process of setting goals, making informed decisions, and adjusting your course as life unfolds. But without proper guidance, it’s easy to fall into traps that can easily derail your progress.

As a financial professional, I’ve witnessed many recurring mistakes that often stand between smart, hardworking individuals and their long-term financial road map.

Let’s explore five of the most significant mistakes I see and how you can steer clear of them.

1. Emotional Investing During Market Volatility

In the world of investing, your greatest enemy isn’t a bad company or a poor market, it’s your own emotions.

Market volatility is a natural part of the economic cycle, but when stocks plummet, the emotional urge to sell everything and “get out” can be overwhelming. This is known as emotional investing, and it is a surefire way to lock in losses. 

Conversely, during bull markets, the desire to chase a “hot stock” or a trending sector can lead you to take on excessive risk, often at the peak of the market.

The Fix: The key to overcoming this is to remove emotion from the equation entirely. Develop a disciplined investment plan based on your long-term goals and risk tolerance, and stick to it regardless of short-term market fluctuations. 

2. Neglecting Proper Insurance Coverage Can Be Costly

Many people view insurance solely as an extra bill they have to pay each month. They focus on reducing their premiums, often at the expense of adequate coverage. 

This mistake can be financially devastating. A single, unexpected event can wipe out a lifetime of savings in a matter of months.

Common insurance pitfalls include being underinsured for your home’s rebuilding cost, not having enough liability coverage, or overlooking the need for disability or life insurance to safeguard your family’s income. 

The Fix: Reviewing your insurance needs periodically is essential, especially after major life events like marriage, having a child, or buying a new home. Proper insurance is the foundation of a solid financial plan, shielding you from the high-impact risks that could otherwise leave you bankrupt.

3. Not Diversifying Your Investment Portfolio 

“Don’t put all your eggs in one basket” is one of the oldest pieces of financial wisdom, yet it’s a mistake I see all the time.

Investors, whether through overconfidence or a lack of knowledge, often concentrate their portfolios in a single stock, sector, or asset class. This can feel exhilarating when that specific investment is performing well, but it leaves you dangerously exposed to a catastrophic loss if that one segment of the market collapses.

The Fix: Diversify by spreading your investments across a variety of asset classes, including stocks, bonds, real estate, and international investments. Within each class, you should also diversify across different sectors and company sizes. This strategy verifies that if one area of the market experiences a downturn, gains in another area can help offset the losses.

4. Not Having a Proper Estate Plan 

Estate planning is often seen as something for the ultra-wealthy or for people nearing the end of their lives.

In reality, it’s a critical component of financial planning for everyone with assets and a family. Without a proper estate plan, you leave the future of your assets to the legal system, which can lead to significant delays, costs, and emotional distress.

Some of the most costly mistakes I see include dying without a will, failing to update beneficiary designations on retirement accounts and insurance policies, and not establishing a trust to safeguard assets and heirs.

The Fix: A thoughtful estate plan, crafted with professional guidance, verifies that your wealth is transferred according to your wishes, with the lowest tax implications and optimized safety for your family.

5. Being Overconfident in Personal Financial Decisions 

The most difficult mistake to correct is often the one you don’t realize you’re making: overconfidence.

Overconfidence bias leads smart, thriving individuals to believe they have a distinct ability to predict market movements, pick winning stocks, or manage their own finances better than any professional.

Research has consistently shown that overconfident investors tend to trade more frequently, which leads to elevated transaction costs and lower net returns. They may also ignore market data and professional advice, relying instead on “gut feelings” or unverified information.

The Fix: The antidote to this bias is intellectual humility. Recognize that no one can consistently time the market or predict the future. Work with a financial planner who can provide a personalized perspective, challenge your assumptions, and help you make rational decisions, not emotional or overconfident ones.

Partner With a Professional to Avoid Financial Planning Mistakes

By understanding and actively avoiding these five common financial planning mistakes, you can take a significant step toward building a confident and independent financial future.

The Valletta Group is here to help. We’re committed to providing personalized financial planning that’s as distinct as you are. Our mission is to masterfully manage your financial vision.

To schedule a meeting, call (248) 720-1780 or email mswiecki@vallettagroup.com.

About Martin Swiecki

Martin Swiecki holds a bachelor’s degree in engineering graphics and design from Western Michigan University. He earned his CERTIFIED FINANCIAL PLANNER®, CFP® designation in 2011 and became a Chartered Life Underwriter® (CLU®) in 2006. Outside of work, Martin enjoys spending time with his family and pursuing outdoor activities such as golfing, boating, and fishing. To learn more about Martin, connect with him on LinkedIn.