Is the tile surface uneven or are there loose tiles around a tub faucet? This could be an indication of water damage to the wall or floor.

Are there cracks in the floor tiles, loose tiles or is the floor soft at the corners where the floor meets the walls? This could be an indication of rotted subflooring.

Is there looseness. softness or holes in the kick plate located just below the entry door sill? This could be an indication of water or termite damage.

Do the roof leaders discharge next to the house? If yes, this could lead to water problems in the basement.

Is the ground surface sloped away from the house, or are there areas where water can puddle against the foundation? This could lead to water in the basement.

Is there a fresh air source for the heating system? This is very important in well sealed and energy efficent homes.

Is the foundation poured concrete or concrete block? If the latter, are there any horizontal cracks? Having horizontal cracks can be an indication of foundation failure.

Was the home built between 1965 and 1978? Many homes built during this period have aluminum wiring, which has been found to be a fire hazard.

Is the top of the roof straight or sagging? If yes, sagging of the ridge usually indicates inadequate structural support for the roof.

Are there dips or waviness in the roof surface? If yes, this could be an indication of rotted sheathing. This has become a common problem when insulation is added without providing additional ventilation of the attic space.

These are some of the 250 items checked by a professional engineer.