No surge protection on electrical panel. No surge protection on incoming phone lines. Has computer, solid state TV, or stereo system. Is located in an area that has more than 30 thunderstorm days per year. Is located in an area where neighbors have had lightning damage.
Lightning threatens much more than property.
Stay away from electrical appliances, TVs, fireplaces, metal objects, windows or doors. When there is lightning nearby, seek shelter immediately in an enclosed building or vehicle. If you cannot find shelter, find a low lying area, crouch down with feet together and hands on your knees until the storm is over. Avoid isolated trees, high ground, bodies of water or large open areas. If someone is injured, administer first aid if you are qualified to do so, and call for emergency help.