Publication 685 - Publication for Streamlined Mail Acceptance for Letters and Flats - Contents 7 Mail Irregularities 7-1 Program Overview The Mail Irregularities tab (Exhibit 7-1) provides information on ma..." /> Publication 685 - Publication for Streamlined Mail Acceptance for Letters and Flats - Contents 7 Mail Irregularities 7-1 Program Overview The Mail Irregularities tab (Exhibit 7-1) provides information on ma..." />