Habit 7 — Use a one-in, one-out rule for your belongings
One of the smartest frugal habits defining 2026 has less to do with budgeting apps and more to do with physical clutter. More people are realizing that too much stuff creates its own expenses: duplicate purchases, crowded storage, messy spaces, and the constant feeling that buying one more thing will somehow make life easier. That’s why the one-in, one-out rule is gaining traction. The idea is simple: if something new comes into your home, something else must leave—whether through donation, sale, recycling, or tossing an old equivalent.