Another thing people may not know, unless they read a specific part of a specific thread a few weeks ago...
Promises affect the value of home and campus visits, apart from their stand alone value, and apart from the playing time preference. If you're going to maybe offer promises, it's better to do it before you do visits.
As for your list, I would just add for number 5, this one has been hard to take advantage of. I've gone into the final cycle at very high and the only scholarship offer half a dozen times at least, and those guys have signed with sims in the final cycle every time.