Every year, thousands of taxpayers lose money or face penalties because of avoidable mistakes. From forgetting important deductions to misreporting income, these small errors can have big consequences. In this blog, we’ll cover the 5 most common mistakes people make when filing taxes in 2025 and show you how to steer clear of them. You’ll also learn how LinyX automatically checks for errors, ensures compliance with the latest tax rules, and gives you peace of mind during tax season.