This document discusses unfair labor practices and their prevention under the Industrial Disputes Act, 1947. It defines unfair labor practices and lists examples of such practices by employers/trade unions and workmen/trade unions. Practices by employers include favoring certain unions, refusing to bargain in good faith, illegal lockouts and more. Workmen practices include supporting illegal strikes, coercive activity and damaging employer property. The act prescribes penalties of fines or imprisonment to prevent unfair labor practices. In conclusion, any practices violating constitutional directives or labor laws can be considered unfair labor practices.