What factual or explanatory information does the reviewer provide to inform the reader about the subject How does he or she avoid spoilers if that is relevant to the review?

The reviewer typically provides a brief overview of the subject, focusing on key elements such as plot, characters, themes, and overall quality. To avoid spoilers, the reviewer may give general impressions and critique the work without revealing specific plot points or twists. They may also use vague language or indicate that they are intentionally avoiding spoilers to maintain the reader's experience of discovering the content for themselves.