: QUERY: FOR THE WHAT-[IN]TERNATIONAL-MAIL-GIVES-YOU OF THE [RE]GISTER-NUMBER WITH THE UNITED-KINGDOM/UK-MAILINGS?

: SOLUTION, FOR THE SELF-MAILING-POSTAL-MECHANIC OF THE [UK/ENGLAND/GREAT-BRITTAIN][RE]GISTER-MAIL IS WITH THE ROYAL-MAIL-TRACKING. : NEVER-SIGN FOR YOUR MAIL, , OR, VOID’S-MAILING. : AUTHOGRAPH WITH YOUR QUANTUM-GRAMMAR-NAME, WITH THE CORRECT-PUNCTUATION. [SOME POST OFFICES WON’T LET YOU MAIL TO YOURSELF USING REGISTER MAIL. YOUR ONLY OPTION MAY BE INTERNATIONAL SELF MAILING, GIVING YOU A REGISTER NUMBER.]