Cracks in Walls or Ceiling: Visible cracks, especially those that are wide or growing, may indicate shifting or settling of the foundation. Doors and Windows Won’t Close Properly: If doors or windows become difficult to open or close, it may be a sign of foundation movement. Sloping Floors: Floors that slope or feel uneven underfoot may indicate a foundation problem. Nail Pops: Nai... https://www.housetriangle.com/