Many sweeps have the opinion that they are immune to legal problems just because it has not happened to them yet. Let me assure you, it can and does happen.
Most homeowners who purchase historic homes recognize the fact that older structures need a lot of work. There are structural issues to deal with as well as cosmetic, and the larger the home, the more problems to address.
Certain companies provide workers who specialize in inspecting, cleaning and maintaining chimneys, vents and flues. Chimney repair is a normal part of their work. A qualified chimney sweep can diagnose and fix problems that the average person may not notice. Regularly engaging such services can mean the difference between comfortable living and disaster.