Group 1: Flexible Spending Accounts (FSA) and Health Savings Accounts (HSA) - FSAs are employer-sponsored benefits allowing employees to save pretax dollars for qualified healthcare and dependent care expenses, including out-of-pocket costs like deductibles and co-pays [2][4] - Contributions to FSAs lower taxable income, and withdrawals for qualified medical expenses are tax-free [1][4] - HSAs can be paired with high-deductible health insurance plans, allowing for tax-free growth and withdrawals for qualified medical expenses [4][3] Group 2: Employer Contributions and Unclaimed Benefits - Many employees leave employer contributions, such as 401(k) matches, unclaimed, with nearly 30% of workers not capturing their full 401(k) match [5][11] - Thousands of dollars in employer contributions and tax credits go unclaimed annually, often due to employees not opting in [6] - Employees must use FSA funds within the plan year, as leftover cash typically cannot roll over, necessitating careful planning of contributions [6] Group 3: Tax Credits and Workplace Perks - Tax credits can significantly reduce tax liability and include various types such as the Earned Income Tax Credit and Child Tax Credit [20] - Employers may offer additional benefits like tuition reimbursement, commuter benefits, and health and wellness perks, which often require annual enrollment [16][20] - Employees should regularly review their benefits package to ensure they are not missing out on unclaimed perks [14][20]