Professional Audience
The most demanding audience in terms of knowledge, presentation, and graphics or visuals.For the Professional audience, document formats are often elaborate and technical, style and vocabulary may be specialized or technical, source citations are reliable and up-to-date, and documentation is accurate.

Publication / Journal
Submission to professional publication undergo careful and rigorously accurate review. Most journals are edited by distinguished educators and require review by the field’s leaders.

Academic Audience
The academic audience may or may have more knowledge than the non academic audience about the subject, but they need knowledge so they can make a decision about the issue. Any background information, facts, statistics needed to make a decision should be highlighted.

Non Academic Audience
Nonacademic audiences read your writing for reasons other than to grade you. Some teachers assign papers specifically asking students to write for nonacademic audiences. In most cases, they will gain information from your writing.