Thank you all for the advice! Since initially posting the question, I've already signed up, sent David my draft, and received his initial comments, which has established that I made the right choice. I agree with @"Cant Get Right" about how insight…
7sage is a life saver! I just tested for my first attempt in September and they took me from a 142 diagnostic to a 170! And was still unable to run through answer choices without hearing J.Y.'s commentary eliminating each option haha.
I was told to include the same information, but to add it as a header so that it falls in the 1-inch margin required by most schools and doesn't take away any space from your actual writing.