USPS Homepage  354 Processing Requests  354.1 Marking  The
sender must endorse item “A REMETTRE EN MAIN PROPRE” or the
equivalent in a language known in the destination country.
Endorsement should be located on the address side below the
return address.  354.2 Postage  The accepting clerk must affix
and cancel postage equal to the sum of the restricted delivery
fee, regular postage, and other fees.