For mysterious, quantum-mechanical reasons, the screws that hold handles and doorknobs always eventually work loose. A few drops of thread-locking compound will permanently fix the problem, yet still allow you to remove the screw with ordinary tools if you need to later. A heavier-duty variety is also available for large bolts and machinery.
28 Ways To Use Dawn Dish Soap That Will Make Your Life Easier
Take your favorite liquid fabric softener and soak an old hand towel or flour cloth completely with it. Wring it out and let it dry completely, then throw it in with your next load. This mega-fabric softener sheet should be good for at least 40 loads of laundry, stretching out softener use and lessening waste. In other words, save money.