
    Calculate the total exterior wall area of a standard bank safety deposit box to determine maximum insurance coverage value, given the box's side length in inches, excluding the top and bottom surfaces. The calculated area will be used to establish collateral value limits for secured loans where clients store valuables in these boxes.
    

    
def lateralsurface_cube(l):
    """
    Calculate the total exterior wall area of a standard bank safety deposit box to determine maximum insurance coverage value, given the box's side length in inches, excluding the top and bottom surfaces. The calculated area will be used to establish collateral value limits for secured loans where clients store valuables in these boxes.
    

    """
def lateralsurface_cube(l):
    """
    Calculate the total exterior wall area of a standard bank safety deposit box to determine maximum insurance coverage value, given the box's side length in inches, excluding the top and bottom surfaces. The calculated area will be used to establish collateral value limits for secured loans where clients store valuables in these boxes.
    

    """
    LSA = 4 * (l * l)
    return LSA