Maintain a humidity controlled enviroment. Your home should be kept in the 40-50 % humidity range to prevent warping and cracking. These systems are the result of an uncontrolled environment and are not considered defective.
Keep tables out of direct sunlight or florescent fixtures that contain ultraviolet rays.
Place furniture away from direct heat sources such as furnace ducks ,radiators and fireplaces
Clean with water using a soft sponge or cloth. Dry with a soft cloth. Avoid polish that contains silicones.