Talk to your high school counselor or your college adviser. They can give you some essay examples and you can have them proofread your essay once you are done writing it these professionals will have insight into what the admissions officers are looking for in an essay. And it is always a good idea to have one or two people read over your finished essay in order to make sure there are no grammatical errors.
The introduction of an essay is where the writer ushers in the central idea behind the essay. It may very well contain some facts and a basic idea of the remaining part of the essay. For a custom essay meant for evaluation make sure that the topic is researched first. Do not hesitate to write and re-write the essay once you have researched the topic of the custom essay well enough.
Nevertheless it is true to say that a student with excellent grammatical standards will hold an advantage over a candidate who may excel in every other way. This is what essay assistance is designed to counterbalance.