This learning resource focuses on the importance of etiquette in professional digital communication. It includes an analysis of common errors found in casual messages, emphasizing the need for proper salutation, respectful tone, and clarity of information in messages intended for workplace settings. The document provides activities for students to review an informal message, identify its shortcomings, and then rewrite it using the professional checklist. This exercise aims to enhance students' skills in crafting effective and appropriate communication in professional contexts, ensuring they can convey their messages clearly and respectfully.