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Jade Small
Jade Small
April 11, 2025 ·  10 min read

19 Money Mistakes Real People Wish They Could Undo

Everyone makes money mistakes—but some leave a mark that never really fades. From botched investments to trusting the wrong people, these stories aren’t just painful—they’re unforgettable. We asked 19 people to share the financial decisions they still regret.

The kind that keep them up at night or resurface every time a bill arrives. Some are cautionary tales. Others are hard-earned wake-up calls. All of them prove one thing: a single choice can change your entire financial future.

Ignoring Student Loan Terms in Their Early 20s

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One man still regrets the moment he signed his student loan paperwork without asking a single question. Back then, he didn’t want to look clueless, so he just nodded along and agreed to whatever the financial aid officer said. He didn’t realize he was locking himself into years of compounding interest and unfriendly repayment terms. The monthly payments were low at first, which seemed like a win, but as time passed, he saw the balance barely budged while the interest grew.

What haunts him most isn’t just the debt itself, but how long it took to admit he was in trouble. He ignored emails and skipped calls from loan servicers. When he finally got serious, the damage was done. Ten years after graduation, he’s still carrying the same balance he started with—and now he warns every young person he meets: always read the fine print and understand what you’re signing, especially when it involves your future.

Cosigning a Car Loan for a Friend Who Disappeared

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Trying to help someone you love can backfire in the worst ways. A woman shared how her then-boyfriend convinced her to cosign on a car loan because his credit was bad. She figured it was temporary—they were building a future, and she wanted to be supportive. But just a few weeks after the purchase, he stopped answering her messages. By the time she realized he’d vanished, the late payments had already started piling up.

The lender came after her, not him. And her credit score took a brutal hit. She couldn’t buy her own car when she needed to, and she spent years trying to fix the mess. “I thought I was doing a good thing,” she said. “Instead, I signed up for someone else’s irresponsibility.” She now tells everyone: never cosign unless you’re willing to make the payments yourself.

Falling for a Get-Rich-Quick Crypto Scheme

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At the peak of crypto hype, one guy dropped $15,000 into a flashy new token a buddy swore would go big. The coin had a sleek website, exciting promises, and online influencers hyping it up like the next Bitcoin. He didn’t do any research. He just didn’t want to miss out. Within two months, the project collapsed and the creators disappeared. He was left with nothing but a worthless digital coin and a painful lesson.

He still gets sick thinking about it. That money had taken him years to save. He called it “the most expensive lesson in internet scams I’ll ever take.” These days, he sticks to index funds and boring, proven investments. He says he misses the thrill—but not the nausea. His new rule is simple: if it feels like a gold rush, it’s probably a trap.

Buying a House With Someone They Weren’t Married To

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A woman in her late twenties bought a charming fixer-upper with her long-term boyfriend. They’d been together for years and talked about marriage. Buying the house felt like the next step. But a year in, everything fell apart. He cheated. She moved out. And because both names were on the deed, he refused to sell without a buyout.

She didn’t have the money to buy him out, and he didn’t want to refinance. So the house just sat. Eventually, it went into foreclosure. She lost the down payment, her credit, and any trust she had in joint investments. “It was the most expensive breakup of my life,” she said. Her advice? Never mix finances on a big purchase like a house unless you have legal protections or a marriage license in place. Love isn’t always forever—but a mortgage definitely is.

Racking Up Credit Card Debt for a Lifestyle They Couldn’t Afford

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Several people admitted they fell into the trap of swiping their way into a lifestyle they couldn’t actually maintain. One man said he was living like someone on a Netflix show—brunch every weekend, designer shoes, weekend getaways—despite making an average salary. “I thought I deserved it,” he said. “And I figured I’d pay it off eventually.” But “eventually” turned into $24,000 in revolving credit card debt.

He made minimum payments for years, watching the balance barely move. Every time he tried to dig out, an emergency would come up—car repairs, dental bills, surprise layoffs. Looking back, he wishes he’d said no more often and stayed grounded. “I wasn’t living well,” he said. “I was just pretending to.” Now he uses a debit card, tracks every dollar, and says no to lifestyle pressure—even if it means skipping the fancy dinners.

Marrying Someone Who Was Terrible With Money

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A man in his 40s admitted that marrying the wrong person ruined more than just his heart—it wrecked his finances. His wife had no budget, no savings, and no financial plan. At first, he thought opposites would balance out. He was careful, she was carefree. But it didn’t work that way. She racked up debt in both their names, used joint credit cards for personal shopping sprees, and constantly overdrew their accounts.

He tried to fix things—setting up joint budgets, hiring a financial planner—but she ignored it all. Eventually, the stress cracked their marriage, and the divorce was messy. He’s still paying off some of the joint debt, including a vacation she booked without telling him. “I learned that financial compatibility matters just as much as emotional compatibility,” he said. “Next time, I’m checking credit scores on the first date.”

Read More: 22 Smart Ways to Make This Your Best Money Year Yet

Buying a Timeshare During a High-Pressure Sales Pitch

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A couple in their early 30s went on what they thought was a free vacation. It turned into a two-hour timeshare presentation with pushy sales tactics and “one-day-only” pricing. The champagne flowed, the view was beautiful, and the salesman painted a picture of luxury living they couldn’t resist. So they signed—on the spot—for a $30,000 timeshare in a resort they visited once.

They soon found out how little flexibility they had. Booking weeks were limited. Hidden maintenance fees popped up. And every year, they paid hundreds just to maybe use the property. Worst of all, they couldn’t sell it. “We bought a dream and got stuck in a nightmare,” one of them said. They now tell anyone considering a timeshare: “Take the gift bag. Leave the contract.”

Skipping Health Insurance to Save Money

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A man in his twenties decided to skip health insurance after graduating college. He was healthy, rarely got sick, and needed to save money. The monthly premium felt like a waste. Then he tore his ACL playing soccer. The surgery, rehab, and follow-up visits totaled over $40,000. Without insurance, he had to pay out of pocket or face collections.

He spent years drowning in medical debt, making minimum payments while interest piled up. “I thought I was saving a couple hundred bucks a month,” he said. “I ended up losing tens of thousands.” Today, he always carries at least basic coverage and warns others not to gamble with their health—or their wallet.

Taking Out a Personal Loan to Pay for a Wedding

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One woman said she got swept up in wedding fever and didn’t want to compromise on anything. Designer dress? Check. Full dinner and open bar for 150 guests? Done. A five-tier cake flown in from another city? Absolutely. To afford it, she took out a personal loan for $18,000—thinking they’d pay it off together as a couple.

The marriage lasted two years. The loan? Five. After the divorce, she was left with all the payments, a pile of regret, and photos she no longer wanted to look at. “I was more focused on the party than the partnership,” she said. If she could do it again, she’d have had a backyard BBQ and kept the money—or at least married someone who split the bill when they split.

Letting Family Guilt Them Into Loans They Couldn’t Afford

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One man said his biggest regret wasn’t a scam, a bad purchase, or even a failed investment. It was letting guilt convince him to “help” a family member. His cousin called in tears, needing $10,000 to avoid eviction. He didn’t have it, but he maxed out a credit card to wire the money anyway. “They swore they’d pay me back in six months,” he said. “It’s been six years.”

Not only did the cousin never repay him, but they also stopped talking to him completely after a year. The man said it wasn’t just the financial loss that hurt—it was the betrayal. Now he lives by one rule: never lend money you can’t afford to lose, especially to family. “I thought I was helping,” he said. “I just ended up broke and bitter.”

Falling Behind on Taxes and Ignoring the Problem

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A freelance graphic designer said his tax nightmare began with one missed payment. Then another. He thought he’d catch up the next month, but the invoices kept coming, and so did the distractions. Soon, three years had passed, and he hadn’t filed a single return. The IRS finally caught up to him—with letters, penalties, and a debt twice the size of what he originally owed.

Panicked, he hired a CPA and enrolled in a payment plan, but the stress nearly broke him. “I avoided it because I was scared,” he said. “But the longer I waited, the worse it got.” He now files quarterly, keeps receipts in order, and meets with an accountant every spring like clockwork. His advice: “Treat taxes like a dentist. Dread it if you must—but don’t skip the appointment.”

Making Only Minimum Payments on Credit Cards

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A woman said she thought she was being responsible by always making her minimum payments. She never missed one. But she also never paid more than the minimum—and her $6,000 balance barely moved. After four years, she’d already paid back over $9,000 and still owed nearly the full amount. “It was like treading water in cement,” she said.

When she finally ran the numbers, she was shocked at how much she was paying in interest. She cut up the card, picked up a second job temporarily, and paid it off in full. Now she only charges what she can pay that same month—and encourages others to avoid the minimum payment trap. “It’s not staying afloat,” she said. “It’s sinking slowly.”

Skipping a Home Inspection Before Buying

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A young couple found their “dream house” in a hot market and felt pressured to act fast. To compete with other offers, they waived the home inspection. The seller seemed honest, the house looked fine, and they didn’t want to lose it. But three months after moving in, they found mold in the basement—and then a roof leak. A plumber later told them the pipes were corroded and not up to code.

Repairs cost over $25,000, none of which was covered by insurance because the problems were pre-existing. “We thought we were saving time,” the husband said. “Instead, we inherited a ticking time bomb.” They eventually sold the home at a loss. Now they tell every buyer: always get the inspection. If a seller’s in a rush, there’s probably a reason.

Thinking They Had More Time to Start Saving

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Many people shared this one. They thought they had time. Time to start saving, time to plan, time to “figure it out later.” But later came fast. One woman said she was always waiting for her next raise to start contributing to retirement. That raise came and went. So did the next one. Now in her 50s, she’s facing retirement with a fraction of what she needs.

A man said he assumed he’d be making more by now, so he never saved early. “I spent my 20s enjoying life, my 30s catching up, and now I’m out of decades to waste.” They both echoed the same message: compound interest is real, and time is your greatest asset. Start early—even if it’s just a little.

Read More: 11 Things You’re Wasting Money On Right Now