Business writing is documented communication that is used in a professional setting.
This style of writing must convey relevant information to the reader clearly, concisely, and effectively.

Proficiency in business writing is a critical aspect of effective communication in the workplace.

Technical writing is the discipline and art of simplifying and communicating complex information to those who need it to accomplish some task or goal. Good technical writing results in the communication of delivered to specifically targeted audiences to enable a set of in the pursuit of a defined goal in a technical environment.

Academic writing is clear, concise, focused, structured, and backed up by evidence.
It has a formal tone and style. This style of writing is used in universities and scholarly publications.
You’ll encounter it in journal articles and books on academic topics.

Creative writing is any writing that goes outside the bounds of normal professional, journalistic, academic, or technical forms of literature. Creative writing, typically, is identified by an emphasis on narrative craft, character development, and the use of literary tropes or with various traditions of poetry and poetics.