Experts estimate that as much as 90 percent of human communication comes from non-verbal clues such as voice inflection and body language. In business writing, however, you have only the words to get your meaning across, so the way the writer uses those words becomes more important. On-the-job writing matters –planning documents to client emails, your employees represent your organization every time they craft a document. Workshops on this topic can cover grammar and punctuation errors along with common writing mistakes and memory tips for avoiding them. In addition, participants can learn strategies for writing more efficiently and effectively.