Final answer:
A good group shout for an interview should focus on providing clear, professional, and factual information about the interview, avoiding humor, personal opinions, or complaints.
Step-by-step explanation:
A good group shout announcing an interview should contain clear information about the interview. This includes details about the interview process, such as date, time, location, and any necessary preparation. It is not appropriate to share jokes and humor, personal opinions about candidates, or complaints about the interview process as these do not contribute to the professional nature of the announcement. The focus should be on providing factual and helpful information to ensure the interview process is understood by all involved.