Which editing service is good to use

<p>I want to get someone proofread and edit my main essay for common-app.
I have searched those editing service on the Internet, but apparently there are too many of them, such as *********, gradesaver, etc..</p>

<p>Has anyone used these services?
I am wondering about their quality and the security of my essay..</p>

<p>Thanks~</p>

<p>Bump…</p>