Comparison Paragraphs Organized by Subtopic Another way of organizing a comparison is not according to supporting details that are similar, but according to subtopic. (A subtopic is a main example, or main supporting idea, that illustrates the topic sentence of a paragraph. For more about supporting details, click here.)
Use the following proofreading guide to weed common errors. Until you use them automatically, you may find it helpful to remember the steps using the acronym "SWAPS."