Paying taxes to the IRS isn't fun for anyone -- and no one wants to pay more in taxes than the law requires. Unfortunately, if you make mistakes when you submit your tax return, you could end up with a bigger tax bill than you'd otherwise owe.
The good news is, if you know what mistakes to watch out for you can often avoid costly errors. In particular, you'll definitely want to avoid these 10 common tax mistakes that could cost you a fortune.
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