At the same time, you have multiple audiences, some highly knowledgeable, some less so. In fact, focus-group results show that even technical experts do not always understand technical language easily or quickly. The following techniques will help ensure that you keep your language clear, so that your users can focus on technical information. Use short sentences Express only one idea in each sentence. Long, complicated sentences often mean that you aren't clear about what you want to say.
Shorter sentences show clear thinking.
Vary your sentence structure to avoid choppiness, but don't revert to tangled multi-clause sentences. Write to one person, not to a group Use singular nouns, pronouns, and verbs to direct your writing to one individual reader. This prevents confusion about whether a requirement applies to readers acting individually or in groups. Use the simplest tense you can Using present tense avoids the clutter of compound verbs and clearly conveys what is standard practice. If you must include advisory material, put it in brackets.