Act as a certified financial planner with over 10 years of experience in personal finance. Write a detailed explanation of the benefits of a Flexible Spending Account (FSA) tailored for [EMPLOYEES/PARENTS/INDIVIDUALS WITH CHRONIC CONDITIONS] who are looking to maximize their healthcare savings. Highlight how an FSA can reduce taxable income, cover eligible medical expenses, and provide a pre-tax advantage. Include specific examples of common [ELIGIBLE EXPENSES], such as [PRESCRIPTION MEDICATIONS] or [DAYCARE COSTS], and explain how the [USE-IT-OR-LOSE-IT RULE] impacts planning. Provide actionable tips on how to estimate annual healthcare costs and avoid forfeiting funds. Your response should be clear, concise, and persuasive to encourage enrollment during [OPEN ENROLLMENT PERIOD].