After you finish writing your statement of purpose it can be good for you to review it before submitting. In most case, you can find so many mistakes that must be fixed. So, it can be good for you to edit all of them if you do not want to be in such a situation when your application may be rejected. It can be better to hire the SoP editing service that is specialized in this field and can easily proofread and edit your application papers. Just send them your paper and their expert writers will review it and edit according to the provided requirements and general grammar and punctuation rules.