The document provides guidelines for writing a film review in 3 or fewer sentences:
1) A good film review should entertain, persuade and inform readers without revealing too much of the plot.
2) When writing a review, one should include their overall impression, factual details about the film, a summary of the plot without spoilers, evaluation of acting and film techniques, identification of themes, and a conclusion recommending whether readers should see the film.
3) The review should be concise yet provide essential information and the reviewer's original opinion on the film.