The document discusses different formats for writing a comparison and contrast essay: point-by-point format and block format. In point-by-point format, each point of the two subjects being compared is discussed one after the other. In block format, the entire description of one subject is presented first before describing the other subject. The document also provides examples of transitions words to signal comparisons and contrasts like "likewise", "however", and "while". It includes potential writing prompts asking students to compare and contrast various topics using these formats.