回複：關於入籍，敬請皮匠，863211等老師幫助

Has your friend been arresed, detained, sued, or committed a crime (in court)? Was the police or court involved to solve the issue? If no, do not need to indicate it in the N-400. Otherwise, he/she needs to report it in the N-400 in the "Part 10, D. Good Moral Character".