How to Enjoin the Good and Forbid Evil 8item What kind of relation can one have with persons who formerly used to commit such unlawful acts as drinking? My brother does not observe shar‘ī and moral norms, and advice has not been effective so far. What is my duty when I see his conduct? Sometimes we see that a university student or employee who commits a sin and does not stop it even after repeated advice and guidance. On the contrary, he insists upon committing his wrongdoing which spoils the faculty’s atmosphere. What is your opinion on taking such effective punitive administrative measures as writing it into his personal record? Is it permissible not to respond to the greeting of someone who commits evil as a way of stopping and discouraging him? What is the duty of the authorities if it is proved definitely that some of their employees are negligent of prayers, and exhortation and guidance do not affect their conduct? A continuous invasion is going on against Islamic morals by Western culture, and some non-Islamic customs are being propagated. For example, some men hang golden crosses on their necks, or some women wear clothes with garish colors, and, occasionally, some men and women wear bracelets, dark glasses, and certain ornaments which attract attention and are generally considered improper. Taking into consideration that some of these people insist on such actions even after enjoining them to the good and forbidding them from evil, please explain how to treat such individuals? How should a son behave towards his parents who do not care about their religious duties due to their lack of complete faith? What is the duty of a son toward his parents or that of a wife toward her husband when they do not pay khums and zakāt on their assets? Are they allowed to use the assets on which khums or zakāt has not been paid or the assets mixed with ḥarām, considering many traditions in which it is emphasized to avoid such properties as they contaminate the soul?