The document outlines a 7-step process for thorough proofreading. The steps are: 1) Check for complete sentences, 2) Check for omitted or repeated words, 3) Check capitalization, 4) Check punctuation, 5) Check subject-verb agreement, 6) Check for usage errors, and 7) Check for misspelled words. Following these steps ensures all possible errors are identified. The method involves carefully reading each sentence and focusing only on what is written, rather than assumptions. Thorough proofreading improves writing quality and prevents mistakes.