Professional liability insurance is specially engineered to defend your business from lawsuits due to laxity. If your business is concerned in giving instructions or advice to your customers then they might file a legal action against you if they lose any money or incur any other damages because you gave them the wrong guidance or missed any significant information. It may be something similar to wrong information about the law, medicine or technology simply because you did not understand their business or their requirements. To avoid lawsuits, insurance companies have invented these sorts of business liability insurance. If you want to know lots more about professional liability insurance then you can click here.