Any essay should consist of three main parts, namely an introduction, a body and a conclusion. If you omit any of them, it will lead to a failed essay. The great thing about the company of Marvelous Essay is that they always have cool tips, which everyone will find useful when writing an essay or a research paper. Here is the example of such a guide on one of the essay type writing:
http://marvelous-essay.net/blog/how-to-create-an-excellent-self-reflective-essay.html