oMake sure you haven't constantly used the same word in the same paragraph. This can be very irritating to the admissions officer and it only needs a little more thought to re_word or, very often, it can be omitted without affecting the sense. A thesaurus is useful for finding alternative words.
The first step in preparing your Graduate School personal statement _ Take the time to research and understand the doctrine and mission of the school, this will be intrinsically reflected in your writing and prove you are addressing your statement to this particular School. However, do not parrot their own information back to them _ they already know it and this leads away from helping understand YOU. Understanding the audience for your statement will help you to develop compelling content that grabs their attention.