This document provides guidance on six important proofreading checkpoints for improving writing at the micro level: grammar, punctuation, voice, syntax, redundancy, and use of transitional devices. It offers specific guidelines and resources for ensuring proper grammar, including verb tenses, subject-verb agreement, and subject-pronoun agreement. Resources are also provided on punctuation, identifying and correcting run-on sentences and passive voice, eliminating redundant language, and effectively employing transitional devices to improve writing. The document advises re-reading work five times to check for these six elements of strong proofreading.