Many Americans think housing is their biggest expense, but a hidden cost could be draining even more from your budget. Find Out: The $50 Mistake Warren Buffett Says Everyone Should Avoid Read Next: 4 Affordable Car Brands You Won't Regret Buying in 2025 Here’s the expense Grant Cardone, a private equity fund manager and real estate investor, said you shouldn’t forget about — and what you can do to lower it. Why Taxes Might Be Your No. 1 Expense Neglecting to take taxes into consideration can skew your f ...