Make sure it is as perfect as you can make it; Proofread over and over. I made corrections/changes right up until the "two day limit" before the interview.
Guard Dude,
With this in mind, I've done this to the app, but I've noticed little mistakes on 3 of the 5 recs I have on file. Do you have any idea how this is perceived by Delta? I'm assuming there is nothing I can do about that. Great recs otherwise.