– Sign 1: No Updates in at Least Five Years– Sign 2: Dirty, Worn-Out Carpets– Sign 3: Dingy Smells– Sign 4: Leaking Faucets– Sign 5: Inefficient Lighting and Appliances– Sign 6: Signs of Mold– Sign 7: Poor Quality HVAC Systems– Sign 8: Damaged, Outdated Furniture– Sign 9: Cracks in the Walls, Tiles, or Floors– Sign 10: Bad Reviews