This document discusses unemployment, underemployment, prostitution, and venereal diseases. It defines unemployment as individuals who are employable and actively seeking work but unable to find a job. It classifies unemployment into types such as involuntary, voluntary, seasonal, cyclical, technical, and frictional. The document also discusses how unemployment generates pressures, increases poverty, limits mobility, and promotes unrest. It defines underemployment as working part-time or in a job that does not match one's training. The document also discusses prostitution, venereal diseases, and relevant laws.