How To Write A Letter To Army Promotion Board . I have been in my current role for (number of years). Consideration for promotion by a selection board ma y communicate in writing with the board in a letter addressed to the board president. Local pot shops receiving letters from the U.S. Army The SpokesmanReview from www.spokesman.com (date) memorandum for president, (name of board e.g. In general, you should try to get letters of recommendation from the most senior members who know you well enough to discuss your contributions to the navy and why you should get promoted. This memorandum will provide you with information that will help you better prepare for the local promotion board.