This essay genre provides a fair and balanced analysis of a subject, providing the reader with facts, statistics, and examples so that the reader can form his own opinion.
Remember that when writing an expository paper, you are writing to inform, not persuade.
When writing a persuasive paper or writing an editorial, remember that those papers, that get good marks avoid logical fallacies, such as ad hominem attacks, red-herrings, and straw-man arguments.
If these are in your text, your professor, or any other reader for that matter, will not take your work seriously, and you will get a poor grade as a result.
Doing this stimulates the emotions and sensory receptors in your readers, making them feel like they are actually in the story.
One way to improve your technique is to go outside, find an interesting object, and record every detail you see in an artistic, literary manner.
A descriptive essay is very close to the narrative essay in the respect that you use imagery extensively in your writing, and that it can prepare you for creating fiction.
Here you can describe the characteristics of any person, place, or thing, and you can communicate meaning and symbolism with your words.
Explain what exactly caused this effect, how did it happen, and why.
These essays involve a lot of analysing where students need to focus on the reasons why certain things happen the way they do.