The question most people ask me is answered in these posts:
The bottom line is:
Pretend that you did not send a letter to the board, the board is over, and you were not selected for promotion. Are you going to be kicking yourself for not sending the letter? If the answer is yes or maybe, then send the letter. As long as you keep it short and sweet, there is no real downside.
Frankly, I think that when officers send letters to promotion boards they are often just making themselves feel better, and there is nothing wrong with that. You want to make sure that when the promotion board results come out, no matter what happened, you feel like you did everything you could to get promoted.
You don’t need to mail letters anymore:
You can’t send letters to the board the day before the board anymore:
If you know you are getting out of the Navy and really don’t care about getting promoted, you should read this post:
Have you been on active duty for less than 1 year? Read this:
You now need to use your DoD ID number and not your Social Security number on letters to the board. Read this: