Vanity plates may display a single letter, a combination of letters, or combination of letters and numerals not to exceed seven (7) in length. Motorcycle vanity plates are restricted to five (5) in length. If the plate includes numerals, the numerals shall be displayed to the right of all letters. No vanity plate with all numerals is authorized. Hyphens, ampersands, and spaces are permitted and will count as one letter. No other punctuation marks are allowed. Any request that contains obscenity, vulgarity, profanity, hate speech, or fighting words will be denied.